| 1 | Introductions, looking at pictures, frame activity, looking with tubes |  | (PDF - 1.5MB) | 
| 2 | Discussion of Bio, activity with frames, string, mirrors, drawing devices; lenses and looking outside | (PDF - 1.3MB) | (PDF) | 
| 3 | Discussion of frame activities, diagrams, Galileo compass, spectacles, lens activities | (PDF) |  | 
| 4 | Glass lab visit, explorations with lenses and viewing | (PDF - 1.3MB) (PDF - 1.6MB) | (PDF) | 
| 5 | Harvard instrument collection and Houghton library | (PDF) |  | 
| 6 | Discussion of Harvard visit, motion activities, lens, powers of ten | (PDF) |  | 
| 7 | Discussion of settle reading, of motion; motion activities, discussion, telescope viewing | (PDF) |  | 
| 8 | Visit to MIT museum; slide rule collection | (PDF) |  | 
| 9 and 10 | Telescope viewing, motion, light and lens | (PDF) |  | 
| 11 | Motions, lenses viewing in the hall, Westford observatory | (PDF) |  |