Why do some things float while others sink? Readers learn about buoyancy and density, guess what type of objects will float or sink, and conduct a floating experiment of their own! Great for… More →

This book explains in a simple way how air allows some objects to float--even enormous objects, such as ships! More →

Why do some things float while others sink? Readers learn about buoyancy and density, guess what type of objects will float or sink, and conduct a floating experiment of their own! Great for… More →

Building on skills they learned as beginners, this simple, colorful book describes for young readers shapes found on a playground--important concepts moving forward in elementary math. More →

Shapes are all around us! Utilizing full-page photographs alongside simple sentences and engaging sight words, early readers will learn all about the shapes they see around them every single… More →

Most young readers have an understanding of fractions through daily experiences with sharing. The book introduces readers to the more formal terms and concepts of fractions while still using… More →

Most of us eat three full meals a day, but where does the food that reaches our plates, stocks our fridges, and fills the supermarket shelves come from? This informative book shows how… More →

This timely book looks at the world's production of oil and our dependence on this natural resource. The majority of today's forms of transportation run on fuel that comes from oil, and… More →

Most of us use water all day, every day, without thinking about it. But how does it get to our homes? From the pitter patter of raindrops to the whoosh of water from the shower, this book… More →

What happens when you flip a light switch or press the power button on the TV? Electricity flows to the device and it turns on. Most of us use electrical gadgets all day, every day, without… More →