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	242
2	Induction Coil with Magnet	5K10.20	209
3	Double Slits and Laser	6D10.10	207
4	Rotating Stool with Dumbbells	1Q40.10	190
5	Rotating Stool and Bicycle Wheel	1Q40.30	173
6	Student Gratings and Line Sources	7B10.10	170
7	Nakamara Refraction Tank	6A42.21	169
8	Bicycle Wheel Gyro	1Q50.20	165
9	Magnets and Tubes	5K20.25	165
10	Rods and Fur with Electroscope	5A10.10	157
11	Mass on a Spring	3A20.10	156
12	Rubber Rope	3B10.10	150
13	Racing Disks	1Q10.40	146
14	Eddy Current Pendulum	5K20.10	139
15	Beat Forks	3B60.10	139
16	Collsion Balls	1N30.10	137
17	Rods and Pivot	5A20.10	136
18	Cathode Ray Tube	5H30.10	134
19	Polaroids on the Overhead	6H10.10	133
20	Single Slit and Laser	6C10.10	127
21	Jumping Ring	5K20.30	126
22	Gratings and Laser	6D20.15	123
23	Doppler Ball	3B40.10	119
24	Convex and Concave Mirrors	6A20.45	116
25	Melde's Vibrating (elastic) String	3B22.10	114
26	Van De Graaff Generator	5A50.30	106
27	Jumping Wire	5H40.30	106
28	Three Polaroids	6H30.10	102
29	Resistance Model	5D10.40	101
30	Simple Pendulum	3A10.10	101
31	Penny and Feather	1C20.10	101
32	Transverse Wave Generator	3B10.30	99
33	Levitating Foil	5H40.34	99
34	Soap Film Interference	6D30.20	93
35	Induction Coil with Power Supply	5K10.30	93
36	Ball to Throw	1D60.05	92
37	Sample Capacitors	5C10.10	90
38	Blackboard Optics - Thin Lens	6A60.10	89
39	Inertia Wands and Two Students	1Q10.10	88
40	Hand Crank Generator	5K40.80	88
41	Singing Rods	3D40.20	86
42	Wimshurst Machine	5A50.10	86
43	Stress Plastic	6H35.50	84
44	Solenoid and Iron Filings	5H15.40	84
45	Double Ball Bounce	1N30.60	84
46	Van De Graaff with Streamers	5B10.15	84
47	Monkey and Hunter	1D60.30	83
48	Laser and Fiber Optics	6A44.40	80
49	Van de Graaff with Ball and Point	5B30.35	79
50	Ball on a String	1D50.10	79
Total demonstrations requested since August 1999: 17483
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