Explains the processes by which a hamburger and other foods are used to make energy, strong bones, and solid muscles as they pass through the digestive system.

Fireboy gives tips on preventing fires and staying safe if a fire does start.

Bugs happily living in an empty lot are in trouble when a gang of rats moves in and takes over, but when a group of volunteers arrives to clean up, not only do the bugs get their lot back, they learn about recycling, composting, and garbage dumps. Includes facts about dumps, littering, and recycling.

Ernest is excited to be a student at North Pole Elementary School for Elves, where he studies Christmas traditions, geography, how to get through soot, and other lessons as he prepares to be a Christmas elf.

Explains the concepts of large numbers in terms that young readers can understand and visualize.

Introduces children to American currency values and the basics of adding and subtracting money.--

"This picture book offers explanations of how to tell time, the difference between digital and analog time and AM and PM"--

Introduces triangles, discussing the different types of triangles and the concept of triangle size measured in degrees.