#17 Light - Get Materials
Key: (1st/2nd/3rd) denote needed quantities: (1st) enough for 1 student doing all activities; (2nd) enough for 30 students working in self-paced pairs; (3rd) enough for 30 students working in pairs on the same lesson. Starred* items may be purchased below.
1/1/1: packet powdered milk (or fresh milk)1/1/1: source of water
* 1/10/10: baby food jars
1/10/10: dark-colored cloth towels
1/10/10: flashlights with two fresh size-D batteries -- ask students to bring these from home
* 1/1/1: roll aluminum foil
* 1/6/10: rolls masking tape
* 2/20/20: rectangular pocket mirrors without frames
2/20/20: empty tin cans -- medium 15 or 16 ounce size
1/1/1: roll waxed paper
* 4/40/40: medium-sized rubber bands
* 3/30/30: straight pins
1/10/10: scissors
1/10/10: empty cereal boxes
3/30/30: size-D batteries, dead or alive
5/50/50: 4x6 inch index cards
* 5/50/50: paper clips
1/2/5: hole punch
* 1/1/1: spool thread
2/20/20: pennies
10/100/100: sheets notebook paper
* 5/50/50: straight plastic drinking straws
2/6/20: bathroom hand mirrors with plane surfaces
* 4/40/40: microscope slides
1/6/10: rectangular cake pans -- about 9x12 inches
* 1/6/10: eyedroppers
1/4/10: empty tuna cans or equivalent size
* 2/8/20: small test tubes
* 4/40/40: hand lenses with handles
1/4/10: transparent plastic pill vials (optional)
1/4/10: prisms (optional)
* 1/4/10: white plates (or paper plates)
1/1/1: sheets each of blue and yellow cellophane (or transparent report covers in blue and yellow)
2/20/20: textbooks of equal size
1/1/1: roll plastic wrap
1/4/10: ball point pens
* 1/5/10: rolls clear tape
* 1/6/10: canning rings
1/4/10: spoons
1/10/10: facial tissues (soft toilet paper)
