We use energy every day. It lets us cook food, drive cars, and so much more. But where does energy come from? Biofuel energy comes from plants and other living organisms. Kids will read this book to learn about different biofuels and how they are used. Aligned to Common Core Standards and correlated to state standards. Applied to STEM Concepts of Learning Principles. Super Sandcastle is an imprint of Abdo Publishing, a division of ABDO.