| C+70+15 | Ring and ball: Ball fits through ring only after ring is heated. | 2025-03-10 |
| F+18+10 | Photomultiplier tubes to show. | 2025-01-24 |
| F+15+5 | Light through different filters into phototube changes current. | 2025-01-22 |
| E+15+25 | Hand-held gratings for class to view Hg, Ne discharge tubes. | 2025-01-22 |
| E+15+25 | Hand-held gratings for class to view Hg, Ne discharge tubes. | 2025-01-24 |
| F+10+0 | Electron diffraction by aluminum and graphite on CRT. | 2025-01-27 |
| C+70+35 | Bimetallic strip: Brass/invar strip curves when heated. | 2025-03-10 |
