Students learn about types and properties of waves, the design and effectiveness if simple machines, the characteristics and behaviors of light, and the usefulness of various forms of energy. Includes 4 posters. Each poster measures 17″ x 22″.
- Decorate and educate with these four 17″ x 22″ posters
- Posters feature activity sheets on the back of the posters and includes a teacher’s guide
- Great to brighten any classroom
