| D+10+20 | Van de Graaff generator. | 2023-02-28 |
| E+65+30 | UV light causes mineral and fabric samples to fluoresce different colors. | 2023-03-21 |
| E+60+5 | Total internal reflection/critical angle: Nakamura water tank. | 2023-03-14 |
| E+60+5 | Total internal reflection/critical angle: Nakamura water tank. | 2023-03-16 |
| B+25+20 | Suspended slinky on threads for compression wave. | 2023-03-07 |
| E+10+0 | Single slit diffraction using laser beam through adjustable slit. | 2023-03-16 |
| D+60+6 | Several commercial solar cells. | 2023-04-11 |
| B+25+10 | Rubber rope stretched across front of room. | 2023-03-07 |
| C+70+15 | Ring and ball: Ball fits through ring only after ring is heated. | 2023-01-26 |
| E+40+25 | Retrodirective reflector: Silvered right angle prism, using laser. | 2023-03-14 |
| E+60+10 | Rainbow: Refraction of white light by a liquid sphere. | 2023-03-16 |
| D+60+2 | P-N Junction as a rectifier: Diode bridge rectifies AC voltage. | 2023-04-11 |
| D+60+2 | P-N Junction as a rectifier: Diode bridge rectifies AC voltage. | 2023-04-13 |
| D+60+0 | P-N Junction as a rectifier: Current flows one way. | 2023-04-11 |
| D+60+0 | P-N Junction as a rectifier: Current flows one way. | 2023-04-13 |
| E+5+10 | Newton's color disk: When rotated,appears white. | 2023-03-14 |
| F+80+0 | Mousetrap chain reaction experiment. | 2023-02-14 |
| E+30+65 | Model of the eye, with near/far sight lenses, using arc lamp. | 2023-03-16 |
| E+10+45 | Limit of resolution: Two small lamps on adjustable slide. | 2023-03-16 |
| E+60+15 | Light pipes and fiber optic flashlight. | 2023-03-16 |
| D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2023-03-02 |
| B+35+10 | Interference of sound waves from two speakers, same generator. | 2023-03-09 |
| E+60+2 | Indices of Refraction: glass in glycerin and phantom crystals. | 2023-03-14 |
| E+60+2 | Indices of Refraction: glass in glycerin and phantom crystals. | 2023-03-16 |
| C+70+6 | Heated horizontal nichrome wire stretches, weight sags. | 2023-01-26 |
| D+15+10 | Hand-cranked AC alternator powers 120 volt lamp. | 2023-01-19 |
| F+65+5 | Geiger counter. | 2023-02-07 |
| F+65+5 | Geiger counter. | 2023-02-09 |
| F+65+5 | Geiger counter. | 2023-09-14 |
| F+65+5 | Geiger counter. | 2023-09-19 |
| C+70+0 | Galileo's air thermometer forces liquid down when heated. | 2023-01-26 |
| C+65+25 | FLIR T200 Infrared camera | 2023-03-21 |
| F+10+0 | Electron diffraction by aluminum and graphite on CRT. | 2023-04-13 |
| A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2023-02-02 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2023-01-31 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2023-09-07 |
| C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2023-01-26 |
| E+45+25 | Commercial Polaroid filters on an OHP. | 2023-03-16 |
| C+70+35 | Bimetallic strip: Brass/invar strip curves when heated. | 2023-01-26 |
| B+35+20 | Beats with tuning forks on tuned cavities. | 2023-03-09 |
| D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2023-03-02 |
| D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2023-02-28 |
| E+15+5 | Arc lamp spectra from NaCl, CaCl2, SrCl soaked rods. | 2023-04-11 |
| D+15+8 | Alternator: Coil with AC commutator rotates between magnets. | 2023-03-02 |
| A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2023-01-31 |
| A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2023-09-07 |
