Introduces the characteristics and actions of the wind through simple hands-on activities.

Why do some things heat up quickly while others don't? How can heat cause matter to change form-from solid to liquid to gas and back again? Heat cannot be seen, but it can easily be felt. Looking at different objects' molecular makeup, this book describes the fundamentals of heat and furthers understanding through a series of easy experiments.

An introduction to plants that provides information on the parts of plants, the things that make them grow, and the ways humans use them; and includes simple experiments to reinforce the scientific concepts presented.