All tortoises are turtles, but what sets tortoises apart from their fellow family members? Side-by side-comparisons and clear photos take young learners through various physical and… More →
Kindergarten
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During the warm summer, one brown bear can eat up to 40,000 moths in one day! These big mountain mammals must eat as much as they can before their long winter hibernation. Engaging photos,… More →
The world starts shaking. Cups and plates rattle in cupboards. Books fall off of shelves. ItХs an earthquake! These natural disasters do billions of dollars worth of damage every year. But… More →
Inclined planes have been around for thousands of years. They might have even helped Egyptians build the pyramids! This low-level title explores the history and functions of these machines.… More →
Hippos can stay dry on land with special red mucus but these huge mammals prefer the muddy waters of their wetlands biome. There, they use special adaptations to thrive underwater. This book… More →
The nervous system works with all other systems in the body to make sure everything works smoothly! Without it, the brain would have no way to deliver instructions. Through vivid photos and… More →
A floating log comes to life. It is really a crocodile in disguise! These mighty creatures are masters of camouflage. They use their tough green skin to survive in the wetlands biome. This… More →









