Free delivery on all orders above $30
Get 10% off all year round! Join Thryft Club
Get 10% off all year round and $10 off your next order! Join Thryft Club

Your cart

Your cart is empty

Check out these collections!

Bestselling Fiction
Bestselling Nonfiction
Bestselling Books for Children
Vintage and Rare Books
Vinyl Records
Women's Clothing
Men's Clothing

Stay in touch and win free books

Keep up with our latest sales and events, and receive
recommendations direct to your inbox. We'll only send the good stuff, promise!

By completing this form, you are signing up to receive our emails and can unsubscribe at any time

Primary 4/Grade 4 Books

Discover our 'Primary 4/Grade 4' collection, specially curated for young readers progressing in their primary school journey. These books engage via captivating stories and essential learning themes aligned with the Primary 4/Grade 4 reading level. Foster your child's love for reading and support their literacy development with our selection of age-appropriate titles. Explore the collection today to enrich your child's learning experience.

289 Results

Switch between grid and list views for a better book browsing experience!
Science & Nature
Clear all

289 Results

No results

Science & Nature
Clear all
Savage Shapes - Murderous Maths
Ages 9-12
Philip Reeve, Kjartan Poskitt  | Scholastic

Savage Shapes - Murderous Maths

$8.90

Goodreads rating: 4.18

$8.90

If you've ever found traditional math books dry and intimidating, "Savage Shapes" might just change that for you. Imagine learning complex mathematical concepts through bizarre and comical scenarios that stick in your mind long after you've closed the book. The unique blend of humor and education in this book makes it an engaging read for anyone looking to see mathematics in a new, less daunting light.
Flowers and Trees - Thryft
Ages 7-10
Time-Life Books | Time Life Education

Flowers and Trees

$6.90 $3.90 43% off

Goodreads rating: 4.17

$6.90 $3.90 43% off

83% off est. retail
DESCRIPCIÓN:Fascinante colección de 24 interesantes libros que alimenta la curiosidad de sus pequeños y satisface su sed de conocimiento.Una colección indispensable a todo color que contesta de forma fascinante más de 1.600 preguntas acerca de la ciencia, vida animal, naturaleza, fisica, descubrimientos, espacio, sociedad, transporte, arte, mosica, inventos, geografia, arquitectura, y muchos otros temas.La lectura en el hogar ayuda a que los niños y jóvenes tengan kit° en la escuela y en la vida. TIME LIFE le ofrece los libros ideales para:Establecer una piedra angular de conocimiento. Presentar ideas y conceptos nuevos. Estimular la curiosidad. Desarrollar una destreza en la lectura desde pequeños. Aprender a razonar y pensar independientemente. Adquirir un afecto al aprendizaje que dure toda la vida. Adquirir destreza en la lectura, con temas interesantes. Desarrollar ideas y conceptos nuevos. Razonar y pensar de manera independiente.Contesta todas las preguntas que su niño se formula. Respuestas claras y concisas con un poco de humor e imaginación, texto sencillo y cuadros a todo color. Información a través de preguntas, respuestas claras y concisas, con humor e imaginación, texto breve y lenguaje simple, desarrolla temáticas complejas. Combinación de imágenes reales y dibujos animados.CONTENDO:• ARBOLES Y FLORES: Se refiere a conceptos de la vida vegetal, detalles científicos sobre las características físicas, crecimiento, ciclo de vida reproducción de plantas, flores y árboles.
Weather - 100 Facts - Thryft
Ages 8-11
Clare Oliver | Miles Kelly Publishing Ltd

Weather - 100 Facts

$3.90

Goodreads rating: 0.0

$3.90

35% off est. retail
If you're fascinated by the drama of thunderstorms, the beauty of snowflakes, or the mystery of how the weather works, "Weather - 100 Facts" can be a thrilling companion. Clare Oliver has packed it with bite-sized nugots of knowledge that make the complexities of our atmosphere accessible. Perfect for quick learning, it's a mini-meteorological masterclass that fits in your pocket.
The Ultimate World Quiz
Ages 9-12
Claire Llewellyn | Collins Educational

The Ultimate World Quiz

$8.90

Goodreads rating: 4.33

$8.90

54% off est. retail
If you're naturally curious about the planet we call home, "The Ultimate World Quiz" could be a delightful read. It's not just informative—it guides you through a series of intriguing questions that reveal breathtaking facts, encouraging a deeper engagement with geography. Plus, the added world map is a gem for visual learners wanting to connect facts to their locations.
I'm a Future Astronomer!
Ages 6-12
Manisha Nayak | Ws Education

I'm a Future Astronomer!

$9.90

Goodreads rating: 0.0

$9.90

34% off est. retail
If you've ever looked up at the night sky with a sense of wonder, "I'm a Future Astronomer!" could be an enthralling read for you. It offers a rich blend of facts, interactive augmented reality experiences, and hands-on activities, especially curated for youngsters eager to absorb astronomical knowledge. This book doesn't just feed curiosity; it propels young minds towards scientific discovery with Astro's engaging journey through the cosmos.
Raging Rivers - Horrible Geography
Ages 9-12
Anita Ganeri | Scholastic

Raging Rivers - Horrible Geography

$10.90 $7.90 28% off

Goodreads rating: 3.82

$10.90 $7.90 28% off

47% off est. retail
If you're drawn to nature's wild side, 'Raging Rivers' will take you on a thrilling exploration of river landscapes and the bizarre phenomena that shape them. This Horrible Geography series installment isn't just about facts; it's about engaging with our planet in an entertaining way that makes learning feel like an adventure. You'll be swept away by fascinating tidbits that could stir a deeper interest in the forces that sculpt our world.
Kid Chef: The Foodie Kids Cookbook: Healthy Recipes and Culinary Skills for the New Cook in the Kitchen
Just Arrived
Ages 8-12
Melina Hammer | Callisto Kids

Kid Chef: The Foodie Kids Cookbook: Healthy Recipes and Culinary Skills for the New Cook in the Kitchen

$11.90

Goodreads rating: 4.03

$11.90

This is a great pick for kids who want to cook real food, not just novelty snacks. It feels like a first step into actual kitchen confidence, with clear guidance, useful skills, and recipes the whole family would genuinely want to eat. Young readers would probably love how grown-up and empowering it feels without ever becoming intimidating.
Horrible Science: Killer Energy
Ages 9-12
Nich Arnold | Ted Smart

Horrible Science: Killer Energy

$8.90 $3.90 56% off

Goodreads rating: 3.0

$8.90 $3.90 56% off

If you’re curious about the darker side of science, this is for you. "Horrible Science: Killer Energy" manages to blend educational content with a wicked sense of humor. It's a delightful way for kids and adults alike to learn about energy while being thoroughly entertained by the macabre and amusing anecdotes.
The Usborne Pocket Scientist: The Blue Book
Ages 8-11
Susan Mayes | Usborne Publishing Ltd

The Usborne Pocket Scientist: The Blue Book

$3.90

Goodreads rating: 4.38

$3.90

If you're looking for a way to spark a child's curiosity about the natural and scientific world, "The Usborne Pocket Scientist" could be a treasure trove of discovery. With easy and safe experiments included, this book not only answers the plethora of questions kids often have but does so in a way that's engaging and interactive. You'll appreciate how it makes learning feel like an adventure.
Mad Professor - Concoct Extremely Weird Science Projects - Robot Food, Saucer Slime, Martian Volcanoes, and More
Ages 9-12
Mark Frauenfelder | Chronicle Books

Mad Professor - Concoct Extremely Weird Science Projects - Robot Food, Saucer Slime, Martian Volcanoes, and More

$10.90 $3.90 64% off

Goodreads rating: 4.56

$10.90 $3.90 64% off

83% off est. retail
If you're intrigued by science and adore DIY projects, "Mad Professor" offers a wild ride into crafting inventive experiments. Mark Frauenfelder captivates with his hands-on approach, turning your kitchen into a science lab. Perfect for kids or the kid at heart, you'll evoke wonder and possibly discover a passion for the quirky side of science.
All Ways of Looking at Sharks - Thryft
Ages 8-11
Jane Walker | Franklin Watts

All Ways of Looking at Sharks

$4.90 $3.90 20% off

Goodreads rating: 0.0

$4.90 $3.90 20% off

72% off est. retail
The titles in this series take a cross-curricular look at a range of topics, exploring the facts of the subject, examining its relationship to history, art, music, geography, language, mathematics and other aspects of knowledge and culture. This book focuses on sharks and explains where they live, how they swim and what they eat. There is also a shark quiz and facts about sharks - answering questions such as do you know why a shark lowers its fins and arches its back? Which shark glows in the dark? Which shark is known as the dustbin of the sea?
Discovering Tutankhamun's Tomb
Ages 9-12
Juliet Kerrigan | Collins Educational

Discovering Tutankhamun's Tomb

$8.90 $5.90 34% off

Goodreads rating: 5.0

$8.90 $5.90 34% off

69% off est. retail
If you're keen on turning the pages of the past, this read will make you feel like you're dusting off the sands of time alongside Carter himself. Juliet Kerrigan not only illuminates the treasures of Tutankhamun's resting place but also provides a lens through which to glimpse Ancient Egyptian civilization. For history buffs or the simply curious, this book promises to enrich your understanding of one of the most spectacular archaeological finds ever.
What Was the Hindenburg?
Ages 9-12
Kevin McVeigh, David Groff, Janet B. Pascal  | Penguin Workshop

What Was the Hindenburg?

$10.90

Goodreads rating: 4.12

$10.90

If you're intrigued by history's enigmatic events, "What Was the Hindenburg?" would be a gripping read for you. It delves into the dramatic demise of a colossal airship, a disaster that unfolded before the eyes of horrified onlookers. The book offers a well-researched glimpse into one of the last century's most mysterious and talked-about catastrophes, sure to pique the interest of anyone fascinated by history and unsolved mysteries.
The Magic School Bus on the Ocean Floor
Ages 7-10
Joanna Cole, Lívia Miklós, Bruce Degen  | Scholastic

The Magic School Bus on the Ocean Floor

$8.90

Goodreads rating: 4.31

$8.90

57% off est. retail
Recommended for children to learn about marine science. The book is great for visual learners, as it includes illustrations of the different marine life.
Freaky Peaks - Horrible Geography
Ages 9-12
Anita Ganeri | Scholastic

Freaky Peaks - Horrible Geography

$9.90 $3.90 61% off

Goodreads rating: 3.96

$9.90 $3.90 61% off

68% off est. retail
If you love adventure and nature, Freaky Peaks is the perfect read for you! With its exciting tales of danger and exploration, you'll feel like you're right there with the intrepid young explorer. This book stands out for its vivid descriptions and added humor, making it a must-read for young readers who love geography and the outdoors.
Who Was Isaac Newton?
Ages 9-12
Janet B. Pascal, Nancy Harrison, Tim Foley  | Penguin Workshop

Who Was Isaac Newton?

$10.90

Goodreads rating: 4.12

$10.90

If you're fascinated by the great minds of history, "Who Was Isaac Newton?" could be a treasure trove for you. Janet B. Pascal guides us through the captivating life of a man who sought solace in the secrets of the cosmos. This book not only sheds light on Newton's groundbreaking theories but also paints a vivid picture of his reclusive nature during a turbulent time, making it both an educational and deeply human read.
How Much Poo Does an Elephant Do? And Further Fascinating Facts!
Ages 9-12
Mitchell Symons | Red Fox

How Much Poo Does an Elephant Do? And Further Fascinating Facts!

$9.90 $6.90 30% off

Goodreads rating: 4.18

$9.90 $6.90 30% off

If you're someone who loves stocking up on quirky facts to impress your friends, Mitchell Symons' "How Much Poo Does an Elephant Do?" is a treasure trove. This playful book offers bites of knowledge that can spark conversations and provide endless amusement. Perfect for trivia night, or to simply satisfy your curiosity about the world's peculiar truths.
Deserts - Thryft
Ages 8-11
Peter Benoit | Childrens Pr

Deserts

$3.90

Goodreads rating: 3.45

$3.90

64% off est. retail
Recommendation: If you're fascinated by the natural world and want to learn more about the unique environment of deserts, this book is for you. Through stunning photography and informative text, Deserts offers a glimpse into the geological formations, diverse inhabitants, and survival strategies of this arid landscape. You'll come away with a newfound appreciation for this harsh but beautiful terrain.
Time for Kids: Almanac 2005 - Thryft
Ages 8-11
Beth Rowen | Time For Kids

Time for Kids: Almanac 2005

$8.90 $3.90 56% off

Goodreads rating: 4.26

$8.90 $3.90 56% off

79% off est. retail
This book is a great resource for kids who are eager to learn more about different topics. It covers a wide range of subjects, from history and geography to sports and space. The book is presented in a fun and engaging way and is easy to navigate, making it perfect for young readers who want to expand their knowledge in a variety of areas. Overall, this book is an excellent addition to any young reader's library.
Creepy Crawlers - Awesome Animals
Ages 8-11
Lynn Cooper | Qed Publishing

Creepy Crawlers - Awesome Animals

$8.90 $6.90 22% off

Goodreads rating: 3.6

$8.90 $6.90 22% off

For the naturally curious or the fans of the peculiar, "Creepy Crawlers – Awesome Animals" offers an intriguing glimpse into the world of the weirdest wildlife. Lynn Huggins-Cooper brings you a high-visual feast that will captivate readers, especially those hesitant to pick up a book, with eye-opening facts about the animal kingdom's most unusual members. If you've got a soft spot for nature's oddities or love filling your brain with extraordinary trivia, this book will not disappoint.
Nasty Nature - Horrible Science
Ages 9-12
Nick Arnold | Scholastic

Nasty Nature - Horrible Science

$4.90 $3.90 20% off

Goodreads rating: 3.98

$4.90 $3.90 20% off

63% off est. retail
Why you should read Nasty Nature: - This book is not your typical science book! It dives deep into the peculiar and revolting aspects of nature that will keep you hooked from start to finish. - Nasty Nature is filled with fun and intriguing science facts, making it a great choice for those who love learning in unconventional ways. - If you have a curious mind and enjoy exploring the gross and bizarre aspects of nature, this book is a must-read for you. Get ready for a wild and educational adventure!
Views of the Americas - Thryft
Ages 7-10
Encyclopædia Britannica | Encyclopaedia Britannika Uk Ltd

Views of the Americas

$7.90 $3.90 51% off

Goodreads rating: 3.57

$7.90 $3.90 51% off

89% off est. retail
Views of the Americas features engaging articles about the geography, history, and culture of North and South America. With colorful illustrations and activities, this book is perfect for children ages 6-11 who want to learn about the countries of the Americas. Users would recommend this book for its comprehensive coverage and interactive approach to learning.
Volcanoes
Ages 8-11
Martha E.H. Rustad | Capstone Pr Inc

Volcanoes

$10.90 $8.90 18% off

Goodreads rating: 4.08

$10.90 $8.90 18% off

If you're fascinated by nature's power, "Volcanoes" by Martha E.H. Rustad will ignite your curiosity and expand your knowledge. The carefully explained science behind these geological giants makes it accessible and engaging for young readers. It’s not just educational; it’s an adventure into the earth’s fiery phenomena, complete with tales of famous eruptions and the intriguing methods scientists use to predict when the next one will light up the sky.
Odious Oceans - Horrible Geography
Ages 9-12
Anita Ganeri, Mike Phillips  | Scholastic

Odious Oceans - Horrible Geography

$10.90 $3.90 64% off

Goodreads rating: 3.98

$10.90 $3.90 64% off

68% off est. retail
Reasons to read "Odious Oceans": 1. Dive deep into the mysterious and treacherous world of the ocean, filled with dangerous creatures and thrilling adventures. 2. Learn about the fascinating geography of the world's oceans, with captivating stories and facts that will keep you hooked. 3. Discover the hidden dangers and wonders that lie beneath the surface, from poisonous fish to deadly pirates, making it a thrilling read for anyone curious about the unknown.
Lost in the Solar System
Ages 7-10
Bruce Degen, Joanna Cole  | Scholastic Press

Lost in the Solar System

$86.90

Goodreads rating: 4.29

$86.90

Imagine catapulting across the cosmos from your classroom seat. "Lost in the Solar System" gives you just that—a whimsical tour of our planetary neighbors alongside the ever-enthusiastic Ms. Frizzle. It's perfect for the curious minds looking for adventure among the stars, and it packs education and fun in a journey through the solar system. Each page is an opportunity to ignite a lifelong fascination with space.
Roar! 100 Fun Facts About African Animals
Ages 8-11
Stephanie Warren Drimmer | National Geographic Kids

Roar! 100 Fun Facts About African Animals

$11.90 $7.90 34% off

Goodreads rating: 4.13

$11.90 $7.90 34% off

If the enchanting creatures of Africa intrigue you, "Roar! 100 Fun Facts About African Animals" will be a joyous discovery. Packed with vibrant photos and interesting tidbits, it's an educational safari that's both entertaining and inspiring, sparking children's curiosity about nature and the incredible diversity of life on our planet. Perfect for young explorers eager to learn about the wild kingdom!
Your Adventures at CERN: Play the Hero Among Particles and a Particular Dinosaur!
Just Arrived
Ages 8-11

Your Adventures at CERN: Play the Hero Among Particles and a Particular Dinosaur!

$10.90

$10.90

36% off est. retail
This feels perfect for curious readers who like their science with a big dose of fun and absurdity. You are dropped right into CERN and get to steer the adventure yourself, which makes all the particle physics feel lively instead of intimidating. Readers would probably love how it mixes real scientific wonder with quizzes, games, and a completely unexpected prehistoric threat.
Don't Know Much About Space
Ages 9-12
Kenneth C. Davis, Sergio Ruzzier  | Harpercollins

Don't Know Much About Space

$10.90 $6.90 37% off

Goodreads rating: 3.82

$10.90 $6.90 37% off

60% off est. retail
Curiosity about space is universal and Kenneth C. Davis's "Don't Know Much About Space" taps into that wonder with wit and ease. It's like having a conversation with a friend who manages to explain astronomy in the most entertaining way possible. Dive into captivating Q&As that cover everything from ancient star gazers to the potential of moon colonies, making this a delightful read for aspiring astronauts and armchair astronomers alike.
The World Almanac for Kids 2008 - Thryft
Ages 8-12
World Almanac | World Almanac

The World Almanac for Kids 2008

$8.68 $3.90 55% off

Goodreads rating: 4.32

$8.68 $3.90 55% off

81% off est. retail
If you're curious and love to soak up trivia about everything under the sun, 'The World Almanac For Kids 2008' is your treasure trove. Picture your child or even yourself flipping through pages bursting with fascinating facts on a lazy Sunday afternoon, each tidbit sparking a new interest or conversation. It's the kind of book that keeps on giving, no matter how many times you delve into it.
The Age of Dinosaurs: The Rise and Fall of the World’s Most Remarkable Animals
Ages 7-12
Steve Brusatte | Macmillan

The Age of Dinosaurs: The Rise and Fall of the World’s Most Remarkable Animals

$7.90 $4.90 38% off

Goodreads rating: 4.22

$7.90 $4.90 38% off

64% off est. retail
If the prehistoric world fascinates you, 'The Age of Dinosaurs' is a treasure trove waiting to be unearthed. Steve Brusatte delivers a cutting-edge account that will reshape your understanding of these ancient creatures, making it perfect for the curious mind eager to journey through time and uncover the secrets of Earth's most magnificent animals. With new revelations presented in a reader-friendly manner, it's a journey that's educational as it is thrilling.
Beastly Body Experiments
Ages 9-12
Dave Smith, Nick Arnold  | Scholastic

Beastly Body Experiments

$8.90 $3.90 56% off

Goodreads rating: 3.18

$8.90 $3.90 56% off

79% off est. retail
"Beastly Body Experiments" could be a great fit if you're intrigued by the slightly macabre and hands-on learning. Nick Arnold knows how to make education entertaining, and this book is perfect for anyone with a curious mind and strong stomach. Imagine doing safe but thrilling experiments that reveal the wonders of the human body—this book invites you to dive in with both hands.
Valleys - Learning About Landforms
Ages 8-11
Ellen Labrecque | Raintree

Valleys - Learning About Landforms

$18.90

Goodreads rating: 4.0

$18.90

If you're drawn to the diverse beauty of nature, "Valleys" by Ellen Labrecque could be a treasure find for you. It's a concise and educational journey through the world's valleys, offering insights into their formation, types, and inhabitants. Perfect for both curious minds and those with a passion for geography, this book brings the fascinating details of these landforms to your fingertips.
I Wonder Why My Tummy Rumbles and Other Questions About My Body
Ages 7-10
Brigid Avison | Kingfisher

I Wonder Why My Tummy Rumbles and Other Questions About My Body

$10.90 $6.90 37% off

Goodreads rating: 4.07

$10.90 $6.90 37% off

If your little one is brimming with questions about how their body works, this book is just what they need. It's not only educational, engaging young readers with solid facts, but it's also fun, with a conversational tone and colorful illustrations that make learning about biology an adventure. Perfect for satisfying curious young minds and maybe even settling a few of those "But why?" questions at bedtime!
On the Wing
Ages 8-11
Claire Llewellyn | Oup Oxford

On the Wing

$8.90 $5.90 34% off

Goodreads rating: 0.0

$8.90 $5.90 34% off

47% off est. retail
If you're fascinated by the natural world and its mechanics, "On the Wing" could really pique your interest. It's like taking a guided tour through the skies, learning directly from the experts—the birds and insects themselves! This book's vivid descriptions of flight patterns and survival strategies might just lift your spirit and knowledge to new heights. Plus, it's part of a renowned educational series, which ensures it's both informative and engaging.
How Come Planet Earth - Thryft
Ages 8-11
Kathy Wollard, Debra Solomon  | Workman Publishing Company

How Come Planet Earth

$3.90

Goodreads rating: 4.13

$3.90

83% off est. retail
The book covers an array of scientific topics in an easy-to-understand way. It is a fun read that is perfect for children who are curious about the world around them. Each chapter is filled with fun facts that are bound to keep young readers engaged and entertained.
Dinosaur Dig : Dinosaurs in Action - ScholFair by Rupert Matthews (2010 - Thryft
Ages 8-11
Rupert Matthews | January 1, 2008

Dinosaur Dig : Dinosaurs in Action - ScholFair by Rupert Matthews (2010

$5.90 $3.90 34% off

Goodreads rating: 0.0

$5.90 $3.90 34% off

77% off est. retail
Recommendation: - If you're a dinosaur lover, this book is a must-read. It not only provides fascinating insights on how paleontologists uncover dinosaur remains but also showcases the movement and senses of different types of dinosaurs. Matthews presents this information in a captivating and educational tone, making it a perfect read for both children and adults alike.
The Big Book of Experiments
Sold out
Ages 8-11
Maureen Spurgeon, Antonella Meiani  | Brown Watson

The Big Book of Experiments

$3.90

Goodreads rating: 4.8

$3.90

If you're fascinated by how things work or always questioning why, "The Big Book of Experiments" could be a treasure trove for you. With a wide array of experiments covering different subjects, you'll have your curiosity satiated and maybe even discover a passion for science that could blossom into a lifelong pursuit. This book is particularly valuable for young minds eager to engage with the world in a hands-on way.
Children Knowledge Bank
Sold out
Ages 9-12
Dr. C.L.Garg | Pustak Mahal

Children Knowledge Bank

$8.90

Goodreads rating: 0.0

$8.90

If you've got a curious child, this book could be a treasure trove for them. It's packed with educational content that's accessible and engaging for young readers, making learning about different subjects fun. Think of it as a springboard for a lifetime of curiosity and a building block for their understanding of the world.
Weather - DK Eyewitness Books
Sold out
Ages 9-12
Brian Cosgrove | Dk Children

Weather - DK Eyewitness Books

$6.90

Goodreads rating: 4.17

$6.90

72% off est. retail
This book is perfect for students and weather enthusiasts alike. With vivid images and a clear explanation of the science behind weather patterns, readers can gain an appreciation for the awe-inspiring power of nature. The book also touches on how advancements in technology have improved our ability to predict and prepare for severe weather events. Overall, Weather offers a great educational read.