Ages 9 to 10

Boom! Tanks are built to blast through enemy lines. Just how powerful are they? And what's it like to drive one? Tap into kids' natural curiosity about the high-interest topic of the military with questions and answers about how tanks work. An...

Submarines dive deep and silently creep up on enemy ships. Just how deep do they go? And how do they navigate with no windows? Tap into kids' natural curiosity about the high-interest topic of military vehicles with questions and answers about how...

Zoom! Supersonic fighter jets rule the skies with speed and stealth. Just how fast do these jets go? And are they anything like in the movies? Tap into kids' natural curiosity about the high-interest topic of military airplanes with questions and answers...

Locked and loaded! Destroyers are speedy warships loaded with weapons. How fast are they and how do they sneak up on enemies? Tap into kids' natural curiosity about the high-interest topic of military vehicles with questions and answers about how...

Bombs away! Bombers are large warplanes that drop missiles and torpedoes on enemy targets. How many weapons can they carry and how fast can they go? Tap into kids' natural curiosity about the high-interest topic of military vehicles with questions and...

Whoosh! An F-18 Hornet takes off from an aircraft carrier. How big is this floating airbase and how many aircraft can it carry? Tap into kids' natural curiosity about the high-interest topic of military technology with questions and answers about how...

What is upcycling and how can it help save the Earth? Ignite kids' growing curiosity about the environment with an inquiry-based approach to reducing waste. Create a dog toy out of a t-shirt. Plant a flower in a water bottle. Make old things new with...

What is upcycling and how can it help save the Earth? Ignite kids' growing curiosity about the environment with an inquiry-based approach to reducing waste. Create a dog toy out of a t-shirt. Plant a flower in a water bottle. Make old things new with...

Why is saving water important? And who uses the most water? Ignite kids' growing curiosity about the environment with an inquiry-based approach to water conservation. We use water every day. We drink it, use it to cook, do laundry, and bathe. Farmers...

Why is saving water important? And who uses the most water? Ignite kids' growing curiosity about the environment with an inquiry-based approach to water conservation. We use water every day. We drink it, use it to cook, do laundry, and bathe. Farmers...

What can we do to save the Earth? Ignite kids' growing curiosity about the environment with an inquiry-based approach to saving the planet. Our planet is in trouble. In this book, kids learn about some of Earth's biggest problems--a warming climate,...

What can we do to save the Earth? Ignite kids' growing curiosity about the environment with an inquiry-based approach to saving the planet. Our planet is in trouble. In this book, kids learn about some of Earth's biggest problems--a warming climate,...