#19 Electricity - 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. Five triple starred items below may be purchased in #SK19: Advanced Electricity Starter Kit. Single starred* items may also be purchased below.

* 1/1/1: spool thread
2/30/30: squares of 10x10 cm silk cloth
* 1/5/5: rolls masking tape
1/15/15: pairs of scissors
2/30/30: styrofoam cups (blocks of polystyrene)
* 3/30/30: size-D batteries
* 10/100/100: meters bare copper wire, 24 gauge or thinner
1/6/6: pliers with wire cutter
10/120/130: pennies
* 2/30/30: traditional flashlight bulbs
* 2/30/30: straight plastic straws
* 10/200/200: medium or heavy duty rubber bands
* 1/1/1: box steel straight pins
1/5/15: tin cans
*** 1/15/15: galvanized nails, about 2 1/2 inches
* 1/2/2: rolls aluminum foil
1/3/6: paper punch tools
* 5/120/120: clothespins
* 1/4/4: boxes paper clips
1/15/15: metric rulers
1/15/15: plastic produce bags
1/4/8: meter sticks
* 3/60/60: meters (or more) insulated wrapping wire
* 2/30/30: baby food jars
* 1/15/15: ceramic magnets
* 1/1/1: box steel wool, fine-grade, unsoaped
2/30/30: index cards
1/1/1: box: source of corrugated cardboard
***0.1/2/2: liters 5% hydrochloric acid
1/15/15: 100 mL beakers (or baby food jars)
* 1/10/15: small test tubes
1/1/1: box baking soda
1/5/15: books of matches
2/30/30: paper towels
1/5/15: plates or petri dishes (optional)
1/1/1: bottle 3% hydrogen peroxide dispensed in smaller dropping bottles
*** 6/30/90: split-shot lead fishing sinkers
1/1/1: box table salt
*** 1/5/15: capacitors rated 0.1 farad or greater
* 0.1/2/2: cups oil based clay
*** 2/10/30: 100 ohm resistors rated at 1/4 or 1/2 watt
1/5/15: commercial galvanometer or ammeter with milli-amp sensitivity, needed in 3 activities
1/1/1: bottle vinegar
1/5/15: washers
Paper Clips, box of 100
Regular price $1.60
Clothespins - per 10
Regular price $1.15
Magnet - Ceramic
Regular price $0.45
Rubber Bands - Assorted
Regular price $1.50
Straight Pins - approx. 150
Regular price $3.50
Tape - Masking
Regular price $2.40
Thread
Regular price $0.30
Batteries - alkaline, size-D
Regular price $2.95
Clay - Modeling
Regular price $1.70
Flashlight Bulbs
Regular price $2.45