10/25/2007 4B60.50 A Primitive Fire
10/20/2007 3D30.50 Ruben's Tube
9/25/2007 1K20.30 A Kinetic and Static Friction
9/18/2007 5N20.40 A "Green Mamba" Tesla Coil
9/14/2007 1N22.10 A Fire extinguisher wagon - wagon
8/30/2007 1C20.15 B Heavy & Light balls (balls & objects)
7/17/2007 9A40.050 Demonstration Photography Studio
6/7/2007 3A70.10 B Wilberforce Pendulum
6/4/2007 1Q20.50 C Hinged Stick and Ball
5/31/2007 1Q10.450 B Three Balls Discrepant Event
5/24/2007 5K20.16 Osheroff's Bouncing Magnet
5/24/2007 1Q10.450 A Racing Spheres
5/23/2007 1K20.20 B Area Dependence of Friction
5/22/2007 9B40.002 Pressure Sensor
5/22/2007 4E30.10 C Gay-Lussac's Law (Pressure vs Absolute Temperature)
5/22/2007 4E20.20 A Boyle's Law
5/22/2007 9B40.001 Thermistor Sensor
5/22/2007 1R40.30 B Dead and Live Balls
5/21/2007 4E00.000 Ideal Gas Law Syringe TD8596
5/17/2007 5H10.30 D Magnetic Beans
5/17/2007 2C20.91 Aerobie Frisbee
5/16/2007 5K30.20 B Dissectible transformer
5/9/2007 1J30.20 B Two Ropes or One?
5/9/2007 2C25.000 The Depletion Force
5/8/2007 3A60.50 C Resonance Reeds
5/8/2007 3A60.50 A Resonance Reeds
5/1/2007 5H40.53 Homopolar Motor
4/25/2007 5L20.18 C Driven RLC circuit
4/24/2007 5G30.20 Paramagnetism of Liquid Oxygen
4/18/2007 1J40.40 A Loaded Beam
3/27/2007 7A60.930 Laser Diffraction of a Helix
3/23/2007 3D20.21 B Guitar Sound and Data Studio
3/12/2007 6C10.15 C Multiple Slit and laser
3/12/2007 6C10.10 B Single Slit Diffraction
3/12/2007 5C30.30 B Light a Bulb with a Capacitor and Charge with a battery
2/28/2007 6A20.35 Reflective Hologram of Pig
2/15/2007 5C20.10 D Tin Foil and wax paper Capacitor
2/7/2007 1A10.520 Volume Perception Paradox
1/31/2007 4D30.24 A Temperature Increase
1/3/2007 1C10.10 A Tank
12/22/2006 9A05.001 Transparent Barrier
12/22/2006 2C50.15 C Hand Held Vortex Canon (AirZooka)
12/18/2006 3A70.27 A Spring Coupled Pendula
11/29/2006 1K10.20 A Ladder Against the Wall
11/20/2006 1Q20.121 Conserve rotational energy
8/24/2006 4D10.10 B Brownian Motion
8/10/2006 2C30.640 Parachute
8/8/2006 4C31.220 Triple Point of Nitrogen
8/8/2006 9B20.13 B "PASCO" Electrometer (Model ES-9078)
8/8/2006 1N30.60 B Double ball drop
8/4/2006 6H35.10 Two calcite crystals
6/29/2006 3B40.103 Doppler Rocket
6/28/2006 8A10.25 A The Moon Phaser
6/26/2006 8B10.31 A Sunspotter
6/16/2006 2B40.45 D Weight of Air using balls and springs on a rod
6/13/2006 1R50.18 D PASCO Matter Model
6/8/2006 8A10.30 Eclipse
6/7/2006 1D40.35 A Two Spheres Center of Mass
5/9/2006 3B55.40 Quincke's Tube
5/8/2006 1M40.20 A Loop the loop
4/11/2006 7A50.32 De Broglie Wavelength and Bohr Orbits
3/15/2006 8A20.10 H Foam Earth Ball
3/14/2006 8A10.00 Inflatable Solar System
2/23/2006 4B20.25 Convection chimney (lamp)
2/15/2006 7A60.24 Optical Analog of X-ray Diffraction
1/4/2006 3A80.10 Sand Pendulum
12/21/2005 3D40.51 Chinese Water Spouting Bowl
12/20/2005 6A44.45 A Illuminated Fountain
12/20/2005 2C20.31 Rolled Paper and Blower
12/14/2005 4D10.10 D Brownian Motion of India Ink Drops
10/12/2005 5F30.171 RC Time Constant with Data Studio
10/11/2005 3B22.55 Variable standing wave machine
10/11/2005 5C30.15 Exploding capacitor - Video
10/11/2005 5F20.50 A Series and Parallel Light Bulbs
10/11/2005 5C10.21 A Battery and Separable Capacitor
10/11/2005 5C30.30 Light bulb with a capacitor
9/28/2005 9B50.31 D Regulated Power Supply
9/23/2005 5C10.20 A Parallel plate capacitor
9/23/2005 5C10.20 B Parallel plate capacitor
9/22/2005 5B30.20 Charged ovoid (Zeppelin or Teardrop)
9/22/2005 5B20.10 A Faraday ice pail
8/26/2005 5B10.27 Grass seeds - electric fields
8/24/2005 5A20.20 Pith balls
8/24/2005 5A40.30 A 2" x 4" - long board
8/24/2005 5A10.151 Scotch Tape Electrostatics
8/24/2005 5A22.10 Braun electroscope
8/24/2005 5A40.40 A Deflection of a stream of water
8/24/2005 5A10.10 A Rods, fur and silk
8/2/2005 5J30.10 RLC Ringing
8/1/2005 5J10.20 A Back EMF Inductance Spark
6/26/2005 6C10.10 Single Slit and Laser
6/23/2005 6A44.20 A Critical Angle in Swimming Pool - Video
6/23/2005 6D10.10 A Double slit and laser
6/22/2005 5H10.20 C Oersted's effect
6/22/2005 5B10.20 Jumping pie plates
6/22/2005 5B10.30 B Electrostatic ping-pong balls
6/17/2005 3B40.10 A Doppler buzzer
6/15/2005 3B40.101 Doppler Ball
6/15/2005 3B40.102 Doppler balls
6/15/2005 3B70.10 Coupled Tuning Forks - Video
6/15/2005 3B40.10 C Doppler buzzer
6/15/2005 3B40.050 Doppler Effect Equations - Video
6/14/2005 1A50.101 B Proofs of Pythagoras
6/14/2005 1A50.101 A Pythagorean Theorem
6/6/2005 1J30.20 Tension in a string
6/6/2005 1D50.40 A Pail of water on Greek waiter
6/2/2005 1D50.20 D Centrifugal Force
1/3/2005 6C20.10 A Arago's (Poisson's) spot
1/3/2005 7F20.201 Curved Space
7/1/2004 2C20.440 Kite Flying
6/24/2004 3A95.560 Astrojax
6/17/2004 4D50.15 Diffusion Demonstration Model
6/17/2004 5G10.10 C Neodymium Coated Magnet
6/17/2004 5G10.10 A Radar Magnet
6/17/2004 5G10.10 B Magnet assortment
6/17/2004 5G10.12 Magnetic marbles
6/17/2004 5G10.11 Horse shoe magnets
6/16/2004 2A10.150 Needle Through Balloon
6/11/2004 6A10.150 Deck Prism
6/10/2004 6A46.26 Rainbow Sticks
6/10/2004 5H20.121 B Robby the Seal
6/8/2004 6A70.193 Periscope
6/3/2004 6F10.23 Color Mixing
6/3/2004 5H20.121 A Ballerina Dancing Mary
6/2/2004 1J20.36 Balancing bird
6/2/2004 4B20.230 Amazing Ice Melting Blocks
5/28/2004 1Q60.30 A Tippe top
5/28/2004 5K20.290 Eddy Ring
5/28/2004 1N22.240 Pump Rocket
5/26/2004 5G10.13 Neodymium Spheres
5/26/2004 4B60.140 Smashing Spheres
5/26/2004 2B30.05 Steel Atmosphere Bar
5/26/2004 5K20.21 Eddy Spheres
5/25/2004 6H35.55 A Cellophane between Polaroid's
5/24/2004 3D30.20 A Boomwhackers
5/24/2004 1H10.130 Kablaster - Newton's Yo-yo
5/13/2004 1D55.10 C Circle with a Gap
5/13/2004 5N20.10 C Solid State Induction Coil
4/26/2004 1M40.90 Rattleback (Celt)
4/15/2004 1Q20.10 A Rotational kinematics
4/1/2004 3A60.30 Barton's Pendula
4/1/2004 2C30.55 A Ball Drop with Data Studio
3/31/2004 5G50.50 A Meissner effect
3/30/2004 3A40.341 Simple Harmonic Motion - Video
3/30/2004 3A40.131 B Circular motion vs. pendulum/spring - Video
3/25/2004 5B10.15 A Van de Graaff with streamers
3/25/2004 5H40.10 Force between current-carrying wires
3/23/2004 5D20.30 A Carbon and Tungsten Lamps
2/9/2004 1Q40.270 Hoberman's Sphere
1/23/2004 4C31.21 Triple point of water cell
1/5/2004 1Q40.460 Spinning Disk with Added Mass.
12/18/2003 1N30.440 Can Crusher Bumper Carts
12/18/2003 1F30.30 cart on a cart
11/26/2003 2B40.45 C Weight of Air using the Magdeburg Sphere
11/17/2003 4E30.10 B Pressure versus Temperature with Constant Volume
11/17/2003 4A30.21 B Ball and Ring
11/5/2003 2B30.50 A Lift a stool
11/5/2003 2B30.30 A Magdeburg hemispheres - Welch
11/4/2003 3A40.131 A Simple Harmonic Motion Pendulum and mass spring
10/29/2003 5K10.14 Faraday's Law with Variable Area
10/2/2003 5C30.20 Short a capacitor
8/4/2003 5L20.20 B LRC Resonance
7/31/2003 5J20.10 A LR time constant on a scope
7/31/2003 5F30.20 C Exploring RC time constants with oscilloscope
7/31/2003 1Q20.320 Yellow Duck Walker
7/30/2003 5B20.401 Faraday Loop and Surface
7/30/2003 1M30.30 Pecking Bird
7/29/2003 1Q60.05 Spinning Plate on a Rod
7/28/2003 5K10.20 B Induction coil with magnet, galvanometer
7/28/2003 5K40.80 A Hand crank generator
7/16/2003 5C20.10 B Parallel plate capacitor with dielectric
7/14/2003 5H20.20 C Levitation Using Permanent Magnets
7/9/2003 1F20.20 Smash your hand
7/9/2003 5K40.40 Coupled motor and generator
7/9/2003 1A40.001 Vector models, Magnetic Field model, Electric Field model, Electromagnetic Field model
6/27/2003 1M20.20 Bosun's Chair
6/24/2003 1Q20.50 A Toppling Chimney
5/30/2003 1N30.150 Medicine Ball collection
5/30/2003 1N30.151 Ball collection
5/29/2003 1M40.33 C Dual Track Conservation of Energy Demonstration
5/29/2003 1F20.36 Pen in a Bottle
5/29/2003 1L20.40 B Conic Sections
5/29/2003 1L20.40 A Conic Sections
5/16/2003 3A15.20 A Physical Pendula Periods
4/30/2003 8A10.10 B Orrery Model - Large
4/30/2003 3A40.20 A Circular motion vs. pendulum
4/22/2003 5K10.30 A Musical Coils
4/22/2003 5G30.101 Diamagnetic Levitation
4/22/2003 5K10.30 C Induction coils with battery
4/21/2003 1Q50.30 A "MITAC" gyro
4/17/2003 6D40.35 Michelson's Interferometer & Pressurized Gas
4/4/2003 1M40.41 A Ballistic Pendulum
4/2/2003 1N10.20 A Egg in sheet
3/31/2003 1D40.22 B Air table center of mass - Video
3/31/2003 1D40.22 A Air Table Center of Mass
3/31/2003 1D40.22 C Linear Momentum: Repulsive Dry Ice Pucks
3/31/2003 3D40.55 B Glass breaking with sound - Video
3/27/2003 5H50.10 B Visible galvanometer
3/13/2003 5F30.170 RC time constant on XY plotter
3/12/2003 2B40.40 A Buoyancy of air