Presents nine experiments that help demonstrate the properties of matter, focusing on how solids, liquids, and gases differ and how they change with temperature

Through a series of unique experiments, young readers can discover the different types of energy and how energy can be changed; includes ideas for science fair

Provides instructions on how to do simple science experiments using simple machines, and gives explanations for why they work.

Following the scientific process, this title provides instructions on how to conduct experiments that help students gain a better understanding of the states of

Are some pennies denser than others? Does heat have weight? How can you calculate the energy released when steam condenses? Using easy-to-find materials and the