Top 50 Demos.
This list is automatically generated each time this page is reloaded. It does not include A/V requests. Top 10 lists can be supplied for individual courses/terms by request.
Rank	Demonstration Name	Pira Number	Number Requested
1	Pasco Dynamics Cart	1C10.20	214
2	Induction Coil with Magnet	5K10.20	183
3	Double Slits and Laser	6D10.10	179
4	Rotating Stool with Dumbbells	1Q40.10	172
5	Rotating Stool and Bicycle Wheel	1Q40.30	158
6	Student Gratings and Line Sources	7B10.10	157
7	Bicycle Wheel Gyro	1Q50.20	150
8	Nakamara Refraction Tank	6A42.21	148
9	Mass on a Spring	3A20.10	143
10	Magnets and Tubes	5K20.25	143
11	Rubber Rope	3B10.10	140
12	Rods and Fur with Electroscope	5A10.10	139
13	Racing Disks	1Q10.40	133
14	Beat Forks	3B60.10	130
15	Collsion Balls	1N30.10	128
16	Eddy Current Pendulum	5K20.10	123
17	Rods and Pivot	5A20.10	120
18	Cathode Ray Tube	5H30.10	115
19	Jumping Ring	5K20.30	113
20	Single Slit and Laser	6C10.10	112
21	Doppler Ball	3B40.10	112
22	Polaroids on the Overhead	6H10.10	112
23	Convex and Concave Mirrors	6A20.45	107
24	Melde's Vibrating (elastic) String	3B22.10	107
25	Gratings and Laser	6D20.15	106
26	Van De Graaff Generator	5A50.30	101
27	Simple Pendulum	3A10.10	98
28	Jumping Wire	5H40.30	95
29	Transverse Wave Generator	3B10.30	93
30	Penny and Feather	1C20.10	91
31	Levitating Foil	5H40.34	90
32	Three Polaroids	6H30.10	90
33	Soap Film Interference	6D30.20	89
34	Resistance Model	5D10.40	87
35	Ball to Throw	1D60.05	85
36	Singing Rods	3D40.20	81
37	Induction Coil with Power Supply	5K10.30	81
38	Inertia Wands and Two Students	1Q10.10	79
39	Monkey and Hunter	1D60.30	78
40	Van De Graaff with Streamers	5B10.15	77
41	Hand Crank Generator	5K40.80	77
42	Sample Capacitors	5C10.10	77
43	Wimshurst Machine	5A50.10	77
44	Ball on a String	1D50.10	76
45	Solenoid and Iron Filings	5H15.40	74
46	Double Ball Bounce	1N30.60	74
47	Stress Plastic	6H35.50	73
48	Blackboard Optics - Thin Lens	6A60.10	72
49	Map of North Carolina	1J10.10	71
50	Van de Graaff with Jumping Pie Plates	5B10.20	71
Total demonstrations requested since August 1999: 16014
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