World Book 
Heat 

Meet Heat they’re one of the reasons why life can exist on Earth! Heat is here to introduce readers to thermal energy and its many uses. Students will learn about the sources of heat, expansion, contraction, conduction, convection, conductors, and insulators. This colorful graphic novel makes learning fun with its engaging artwork and zany characters. A handy glossary also helps to define tricky words for readers beginning their science journey. For more information about the science that powers our lives, check out other titles in the Building Blocks of Physical Science series!