Ultimate Bugopedia: The Most Complete Bug Reference Ever (National Geographic Kids)

The New Children's Encyclopedia: Packed with thousands of facts, stats, and illustrations (DK Children's Visual Encyclopedias)

Science Encyclopedia: Atom Smashing, Food Chemistry, Animals, Space, and More!

First Space Encyclopedia: A Reference Guide to Our Galaxy and Beyond (DK First Reference)

LEGO Harry Potter Character Encyclopedia New Edition: With Exclusive Rita Skeeter Minifigure

Encyclopedia of Animals

First Human Body Encyclopedia (DK First Reference)

National Geographic Little Kids First Big Book of Who (National Geographic Little Kids First Big Books)

Dinosaur World: Over 1,200 Amazing Dinosaurs, Famous Fossils, and the Latest Discoveries from the Prehistoric Era

My First Book of Farm Animals & Pets