| F+85+0 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2019-05-03 |
| D+10+22 | Wimshurst machine, large or small. | 2019-03-04 |
| D+10+26 | Various Leyden jars to show. | 2019-03-11 |
| D+0+2 | Various capacitors to show. | 2019-03-11 |
| D+10+20 | Van de Graaff generator. | 2019-02-25 |
| D+10+20 | Van de Graaff generator. | 2019-02-27 |
| D+10+20 | Van de Graaff generator. | 2019-02-27 |
| D+10+20 | Van de Graaff generator. | 2019-03-01 |
| C+30+68 | Vacuum Cannon | 2019-01-28 |
| D+30+22 | Torque on coil suspended between two magnets. | 2019-04-10 |
| D+0+34 | Same as D+0+30 using oscilloscope to display waveform. | 2019-03-20 |
| D+0+34 | Same as D+0+30 using oscilloscope to display waveform. | 2019-03-22 |
| D+0+34 | Same as D+0+30 using oscilloscope to display waveform. | 2019-04-01 |
| D+75+1 | Same as above: Secondary used for spot-welding. | 2019-04-26 |
| D+75+2 | Same as above: Secondary used for induction melting. | 2019-04-26 |
| D+55+18 | Resistor analog: Marbles cascading down pin board. | 2019-03-18 |
| D+55+6 | Resistance thermometer: Iron coil in liquid Nitrogen and flame varies current. | 2019-03-18 |
| D+5+32 | Plexiglas model of electromagnetic wave. | 2019-05-03 |
| D+0+4 | Parallel plate capacitor with dielectric materials and electroscope. | 2019-03-11 |
| D+35+9 | Para and diamagnetic materials in magnetic field with OHP. | 2019-04-19 |
| C+80+10 | P.V.T. surface model for water. | 2019-02-04 |
| C+22+15 | Operating Sterling cycle engine, hot water powered. | 2019-02-11 |
| C+22+10 | Operating Sterling cycle engine, gas powered. | 2019-02-13 |
| B+10+0 | Mass on a spring. | 2019-04-29 |
| D+35+4 | Making small magnets by breaking up a larger magnet. | 2019-04-19 |
| D+5+22 | Magnetron assembly to show. | 2019-05-03 |
| D+30+14 | Magnetic field around a solenoid with pivoting probe magnet. | 2019-04-15 |
| C+30+5 | Magdeburg's hemispheres(cast iron) evacuated, can't be separated. | 2019-01-25 |
| C+60+5 | LN2 demos: pewter bell and spring, color change tube, LN2 cannon. | 2019-01-23 |
| D+35+12 | Linear motor: An iron core jumps into a solenoid. | 2019-04-15 |
| D+35+12 | Linear motor: An iron core jumps into a solenoid. | 2019-04-17 |
| D+35+12 | Linear motor: An iron core jumps into a solenoid. | 2019-04-19 |
| C+65+2 | Light the Match. | 2019-02-08 |
| D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2019-04-24 |
| D+5+2 | LCR series resonance curve of V vs. F (2 - 20kHz) on an oscilloscope. | 2019-05-02 |
| D+5+2 | LCR series resonance curve of V vs. F (2 - 20kHz) on an oscilloscope. | 2019-05-01 |
| D+75+8 | Large Jacob's ladder. | 2019-04-26 |
| D+10+30 | Kelvin water drop electrostatic charge generator. | 2019-03-01 |
| D+10+30 | Kelvin water drop electrostatic charge generator. | 2019-03-04 |
| D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2019-04-22 |
| D+30+12 | Iron filings around a current carrying coil on OHP to show field. | 2019-04-10 |
| D+30+12 | Iron filings around a current carrying coil on OHP to show field. | 2019-04-17 |
| C+70+20 | Ice bomb: Iron sphere ruptured by freezing water. | 2019-01-25 |
| C+0+0 | Humidity: Hygrometers to show. | 2019-01-30 |
| D+55+4 | High current melts the fuse wire. | 2019-03-18 |
| C+70+10 | Heated steel rod expands, raises pointer,breaks pin on cooling. | 2019-01-23 |
| D+15+11 | Hand-cranked DC generator powers 120 volt lamp. | 2019-04-24 |
| D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2019-04-12 |
| D+80+4 | Gotham cell: Assorted metal electrodes in sulfuric acid bath. | 2019-03-20 |
| D+80+4 | Gotham cell: Assorted metal electrodes in sulfuric acid bath. | 2019-03-22 |
| D+30+18 | Force on a current carrying wire in a magnetic field. | 2019-04-08 |
| C+65+25 | FLIR T200 Infrared camera | 2019-02-08 |
| C+70+55 | Fire syringe: paper is ignited in a cylinder with a piston. | 2019-02-08 |
| C+70+55 | Fire syringe: paper is ignited in a cylinder with a piston. | 2019-02-06 |
| C+22+0 | Engine models: Steam, 4-cycle Otto. | 2019-02-11 |
| C+22+0 | Engine models: Steam, 4-cycle Otto. | 2019-02-13 |
| C+22+0 | Engine models: Steam, 4-cycle Otto. | 2019-02-15 |
| D+20+0 | Energy stored in large coil with soft iron core flashes bulb. | 2019-04-29 |
| D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2019-03-13 |
| D+45+2 | Elementary split-ring armature DC motor. D+15+6 as a motor. | 2019-04-12 |
| D+45+2 | Elementary split-ring armature DC motor. D+15+6 as a motor. | 2019-04-15 |
| D+45+8 | Elementary motor: Magnet, wire and battery make a simple motor. | 2019-04-12 |
| D+30+25 | Elementary motor: De La Rive Tube. | 2019-04-10 |
| D+30+25 | Elementary motor: De La Rive Tube. | 2019-04-12 |
| D+30+20 | Elementary motor: Bar on rails over solenoid with core. | 2019-04-08 |
| D+15+2 | Elementary generator: Bar moved in magnetic field. | 2019-04-22 |
| D+10+24 | Electrostatic pinwheel:Van de Graaff makes pinwheel spin. | 2019-02-22 |
| D+10+24 | Electrostatic pinwheel:Van de Graaff makes pinwheel spin. | 2019-02-27 |
| D+10+28 | Electrostatic doorbell: Ball bangs between charged plates. | 2019-02-25 |
| D+10+18 | Electrophorous: Cat fur on teflon, acetate on lucite. | 2019-02-20 |
| D+10+18 | Electrophorous: Cat fur on teflon, acetate on lucite. | 2019-02-22 |
| D+0+22 | Effects of changing a D.C. voltage in a series RC circuit. | 2019-03-22 |
| D+0+22 | Effects of changing a D.C. voltage in a series RC circuit. | 2019-04-01 |
| D+15+28 | Eddy currents: Neodymium Magnet Drop. | 2019-04-24 |
| D+15+4 | Earth inductor: Coil spun in Earth's field makes voltage. | 2019-04-22 |
| D+15+4 | Earth inductor: Coil spun in Earth's field makes voltage. | 2019-04-22 |
| D+15+4 | Earth inductor: Coil spun in Earth's field makes voltage. | 2019-04-24 |
| D+30+26 | E/M tube: Circular bending of an electron beam in a magnetic field. | 2019-04-08 |
| D+0+16 | Discharging a capacitor through a lamp. | 2019-03-13 |
| C+70+47 | Dippy bird: Large glass bird containing ether oscillates. | 2019-02-01 |
| C+70+47 | Dippy bird: Large glass bird containing ether oscillates. | 2019-02-04 |
| D+75+0 | Demountable transformer with many secondary coils from 10:1 to 1:46. | 2019-04-26 |
| D+15+16 | Damped pendulum: Swinging metal disks damped in magnetic field. | 2019-04-22 |
| D+15+16 | Damped pendulum: Swinging metal disks damped in magnetic field. | 2019-04-24 |
| D+5+8 | Damped oscillations in a resonant LCR circuit on an oscilloscope. | 2019-05-02 |
| D+5+8 | Damped oscillations in a resonant LCR circuit on an oscilloscope. | 2019-05-01 |
| D+5+6 | Crystal radio circuit for AM reception. | 2019-05-02 |
| D+5+6 | Crystal radio circuit for AM reception. | 2019-05-01 |
| C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2019-02-08 |
| C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2019-02-06 |
| C+70+65 | Cooling by expansion: Jar with water compressed with air. | 2019-01-30 |
| D+30+8 | Compass needle shows field around a high current wire on bench top. | 2019-04-10 |
| C+30+65 | Collapse 1 gallon metal can with vacuum pump. | 2019-01-28 |
| C+70+60 | CO2 fire extinguisher: Expanding gas freezes into snow. | 2019-01-30 |
| D+10+14 | Charging an electroscope by induction. | 2019-02-22 |
| D+10+12 | Charge resides on the outside of a conductor. | 2019-02-25 |
| C+10+0 | Carnot cycle models: Piston/cylinder, PVT surface. | 2019-02-11 |
| C+10+0 | Carnot cycle models: Piston/cylinder, PVT surface. | 2019-02-13 |
| D+0+20 | Capacitor in series in an audio circuit: High pass filter. | 2019-04-05 |
| D+0+20 | Capacitor in series in an audio circuit: High pass filter. | 2019-04-03 |
| D+0+24 | Capacitor in parallel in an audio circuit: Low pass filter. | 2019-04-03 |
| D+0+24 | Capacitor in parallel in an audio circuit: Low pass filter. | 2019-04-05 |
| C+55+15 | Brownian motion: Smoke particles viewed using TV camera. | 2019-02-01 |
| D+10+8 | Braun and Leaf electroscopes. | 2019-02-20 |
| C+50+5 | Black balls and white balls in a box are shaken. | 2019-02-15 |
| D+35+7 | Barkhausen effect model: Many tiny magnets on pivots on OHP. | 2019-04-17 |
| D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2019-04-17 |
| D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2019-04-22 |
| C+40+0 | Ball race: Five different balls heated and placed on paraffin sheet. | 2019-02-04 |
| D+0+0 | Attraction between horizontal plates of a charged capacitor. | 2019-03-06 |
| D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2019-02-20 |
| D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2019-04-15 |
| D+20+4 | AC dimmer: Soft iron core in coil dims lamps. | 2019-04-29 |
| D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2019-05-03 |
| D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2019-05-02 |
| D+10+25 | Like Charges Attract | 2019-02-22 |
