| D+35+14 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2018-03-06 |
| F+5+0 | X-Ray tube: Hard X-rays detected by fluorescent screen. | 2018-04-03 |
| F+95+0 | Working helium-neon laser in transparent housing. | 2018-04-03 |
| B+67+0 | Whip | 2018-04-17 |
| E+60+17 | Water fiber optic | 2018-03-15 |
| E+15+12 | Wall chart of mercury spectrum. | 2018-04-03 |
| G+5+0 | Vault of the heavens: Large lucite globe. | 2018-04-19 |
| D+10+20 | Van de Graaff generator. | 2018-03-02 |
| C+30+68 | Vacuum Cannon | 2018-03-20 |
| F+15+0 | UV light hits charged zinc plate and discharges electroscope. | 2018-02-13 |
| E+65+30 | UV light causes mineral and fabric samples to fluoresce different colors. | 2018-02-13 |
| F+30+0 | Tunneling:Microwave analogy using wax prisms. | 2018-04-13 |
| B+10+60 | Tuning forks, various. | 2018-03-08 |
| B+50+25 | Tunable organ pipe. | 2018-04-17 |
| E+20+5 | Transmission hologram viewed with laser light. | 2018-03-15 |
| E+20+5 | Transmission hologram viewed with laser light. | 2018-03-13 |
| E+5+15 | Three-color projector for additive color mixing with arc lamp. | 2018-03-13 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2018-03-20 |
| B+15+1 | Three large pendulums coupled with two springs. | 2018-03-08 |
| A+20+5 | Tablecloth yanked out from under dishes. | 2018-03-20 |
| A+20+5 | Tablecloth yanked out from under dishes. | 2018-03-22 |
| A+0+47 | Swing water in a bucket. | 2018-03-22 |
| A+0+47 | Swing water in a bucket. | 2018-03-20 |
| D+80+6 | Storage cell: Gotham cell is charged up and rings a bell. | 2018-03-06 |
| B+65+0 | Sonalert swung on the end of a string. | 2018-03-08 |
| G+5+10 | Solar system model. | 2018-04-19 |
| E+25+40 | Soap film interference: The soap bubble experiment on arc bench. | 2018-03-13 |
| B+50+20 | Set of eight organ pipes to make a major scale. | 2018-04-17 |
| D+75+1 | Same as above: Secondary used for spot-welding. | 2018-03-01 |
| D+75+3 | Same as above: Secondary used for small Jacob's ladder. | 2018-03-01 |
| B+25+10 | Rubber rope stretched across front of room. | 2018-02-15 |
| B+25+10 | Rubber rope stretched across front of room. | 2018-04-24 |
| A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2018-04-24 |
| B+50+10 | Rope and strobe: Transverse standing waves, motor driven. | 2018-02-15 |
| A+50+27 | Rocket using a CO2 Fire Extinguisher: Newton's 3rd Law. | 2018-03-20 |
| A+50+20 | Rocket is filled with water and compressed air and launched vertically. | 2018-03-20 |
| A+50+20 | Rocket is filled with water and compressed air and launched vertically. | 2018-03-22 |
| E+45+60 | Polarized light and stressed lucite on an OHP. | 2018-03-13 |
| C+22+10 | Operating Sterling cycle engine, gas powered. | 2018-01-16 |
| C+22+10 | Operating Sterling cycle engine, gas powered. | 2018-01-18 |
| F+80+0 | Mousetrap chain reaction experiment. | 2018-02-06 |
| F+80+0 | Mousetrap chain reaction experiment. | 2018-02-08 |
| A+50+10 | Monkey and the hunter. | 2018-03-20 |
| E+45+5 | Microwaves with grid. Transmitter and receiver are polarized. | 2018-03-13 |
| E+25+60 | Michelson interferometer fringes with laser or white light. | 2018-04-05 |
| E+15+10 | Mercury spectrum using slit and grating, includes UV lines. | 2018-04-03 |
| B+25+25 | Mechanical water wave model, hand-cranked. | 2018-03-08 |
| C+70+32 | LN2 in a model cannon shoots a cork. | 2018-01-23 |
| F+15+5 | Light through different filters into phototube changes current. | 2018-02-13 |
| E+25+15 | Laser beam through various slit and grating combinations. | 2018-02-13 |
| E+25+15 | Laser beam through various slit and grating combinations. | 2018-02-15 |
| B+10+5 | Large torsion pendulum with different diameter rods. | 2018-03-08 |
| D+75+8 | Large Jacob's ladder. | 2018-03-06 |
| D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2018-03-02 |
| D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2018-03-01 |
| B+35+15 | Interference in a ripple tank uses arc lamp or incandescent light. | 2018-04-03 |
| C+20+15 | Hot air balloon: Dry cleaner bag over Bunsen burner rises to ceiling. | 2018-01-23 |
| D+55+4 | High current melts the fuse wire. | 2018-03-06 |
| E+15+25 | Hand-held gratings for class to view Hg, Ne discharge tubes. | 2018-04-03 |
| D+15+11 | Hand-cranked DC generator powers 120 volt lamp. | 2018-01-16 |
| D+15+11 | Hand-cranked DC generator powers 120 volt lamp. | 2018-01-18 |
| B+45+5 | Giant tuning fork, barely audible, displayed with stroboscope. | 2018-03-08 |
| F+65+5 | Geiger counter. | 2018-01-30 |
| F+65+5 | Geiger counter. | 2018-04-03 |
| C+65+25 | FLIR T200 Infrared camera | 2018-02-13 |
| C+70+55 | Fire syringe: paper is ignited in a cylinder with a piston. | 2018-01-25 |
| C+55+60 | Equipartition of Energy: Different mass balls bounce out at different times. | 2018-01-23 |
| C+22+0 | Engine models: Steam, 4-cycle Otto. | 2018-01-25 |
| C+22+0 | Engine models: Steam, 4-cycle Otto. | 2018-01-18 |
| D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2018-01-16 |
| F+15+15 | EMF generated by phototube using halogen light source. | 2018-02-13 |
| F+15+15 | EMF generated by phototube using halogen light source. | 2018-02-15 |
| D+45+2 | Elementary split-ring armature DC motor. D+15+6 as a motor. | 2018-03-06 |
| F+10+0 | Electron diffraction by aluminum and graphite on CRT. | 2018-03-15 |
| D+85+0 | Electrolysis of water produces hydrogen and oxygen. | 2018-01-18 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2018-03-20 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2018-03-22 |
| E+10+15 | Diffraction about pinhead, razorblade, wood screw using laser. | 2018-03-15 |
| E+65+10 | Detection of the IR, visible, and UV spectra using arc lamp. | 2018-02-13 |
| D+75+0 | Demountable transformer with many secondary coils from 10:1 to 1:46. | 2018-03-02 |
| D+75+0 | Demountable transformer with many secondary coils from 10:1 to 1:46. | 2018-03-01 |
| E+5+25 | Cyan, magenta, and yellow filters mix subtractively on OHP. | 2018-03-13 |
| E+65+5 | Crooke's radiometer with flashlight or IR source. | 2018-01-18 |
| D+60+8 | Commercial solar cell spins propeller using small arc lamp. | 2018-04-03 |
| F+15+20 | Commercial solar cell spins propeller using halogen light source. | 2018-01-18 |
| E+45+25 | Commercial Polaroid filters on an OHP. | 2018-03-13 |
| C+30+65 | Collapse 1 gallon metal can with vacuum pump. | 2018-01-25 |
| C+70+60 | CO2 fire extinguisher: Expanding gas freezes into snow. | 2018-01-25 |
| C+70+60 | CO2 fire extinguisher: Expanding gas freezes into snow. | 2018-01-23 |
| F+45+15 | Cloud chamber shows X-rays: Same as F+5+10. | 2018-01-30 |
| D+0+6 | Capacitor doorbell driven by Van de Graaff generator. | 2018-03-01 |
| C+55+15 | Brownian motion: Smoke particles viewed using TV camera. | 2018-01-23 |
| C+55+20 | Brownian motion: Like C+55+0, with an aluminum disk added. | 2018-01-23 |
| A+5+20 | Bowling ball pendulum swings back to nose. | 2018-01-16 |
| C+15+1 | Boiling water in paper cup; cup does not burn. | 2018-01-25 |
| E+30+10 | Blackboard optics: Light sources with lucite lenses. | 2018-03-15 |
| E+50+15 | Blackboard optics: Light source and lucite prism. | 2018-03-15 |
| C+70+35 | Bimetallic strip: Brass/invar strip curves when heated. | 2018-01-23 |
| B+45+15 | Bell ringing in a jar evacuated with pump. | 2018-03-08 |
| B+35+25 | Beats with two beer bottles blown manually. | 2018-04-17 |
| D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2018-03-06 |
| E+65+25 | As light bulb filament increases temp. its spectrum shifts red to blue. | 2018-03-13 |
| D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2018-02-15 |
| D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2018-02-13 |
| A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2018-03-22 |
| A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2018-03-20 |
