Phases of the Moon

Moon: Styrofoam balls (one small one for each student, larger one for lecturer)

Sun: Frosted bulb and power supply

Earth: Instructor's head or globe

Required Equipment

Styrofoam balls 8 cm - Location: 5.A.1

Bulb 12V 50W with holder- Location: 6.A.5

12-Volt AC big boy power supply - Location: 7.B.3

Connecting wires - Location: End of 5-6

Earth globe - Location: 1.B.1