Enter the lab of Professor X. Ploder as his assistant on a top-secret assignment: designing and testing a spy's pocket rocket. Then discover all about the science of rockets through practical experiments that you can try at home.

Level 3 is for children able to read on their own. The stories are exciting and captivating in order to develop the child's own desire to read. More text and more complex sentence structure are presented, with information

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Learn about the night sky in Stars and Galaxies, a Level 2 nonfiction reader featuring photographs, diagrams, fun facts, and strong visual clues.
Explore the stars and constellations of the Milky Way and beyond in Stars and Galaxies. From dwarfs to supergiants, learn about the glowing balls of hot gas that make the night sky come alive.
This Level 2 DK Reader will build reading skills while teaching exciting vocabulary

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Kids can take a dive under the waves and meet all the colorful creatures beneath, with Sharks and other Sea Creatures.
From dolphins to starfish to the coral reef, this eBook is packed with fun activities, crafts, reading games, and amazing facts. Each page has engaging photographs with clear text and simple step-by-step instructions for young readers to follow as they complete each project. Kids can learn how to create dolphin bananas,...

Part of an award-winning book series for children, this is the ultimate guide to our magnificent solar system and the astronauts who explore it.
An entertaining, educational adventure for young readers. Engage the senses through vivid deep-space photography, cutaways and illustrations, quiz questions, and quirky fun facts. It's the perfect book for any kid who can't get enough of outer space!
Supporting STEM-based learning, this fact-filled...