Vendor List for Active Astronomy: Classroom Activities for Learning About Infrared Light
| Red crayons | Crayola color: red-orange or violet red | www.crayola.com | $9 for box of 64 of single color | ||
| Blue crayons | Crayola color: blizzard blue or aquamarine | www.crayola.com | $9 for box of 64 of single color | ||
| Mirrors | assorted | ||||
| Remote Controls | Assorted TV, VCR, Stereo | ||||
| Misc. Supplies and Equipment | Overhead Projector, CD Player, Paper, cardboard, Tape | See the teacherŐs guide for details | |||
| Item | Vendor | Part # | Cost as of 9/02 |
Alternate Vendor | Part # |
| Magnifying lens 5 cm diameter /bifocal | Sargent Welch | #WLS 44501 or WL8068 | $1.60/ 3.95 | Flinn Scientific Inc. |
#AB1134
|
| Or | |||||
| 5 cm Magnifying Lens set | Sargent Welch | #WL 53200-38L | $19.99 | ||
Special Materials
| Item | Vendor | Part# | Cost as of 9/02 | Alternate Vendor | Part# |
| AA battery holder | Radio Shack | #270-401 | $ 0.89 | Mouser Electronics | #534-2465 |
| Amplifier/speaker | Radio Shack | #277-1008C | $11.99 | Mouser Electronics | Individual parts may be purchased and assembled. |
| Alligator clip cables | Radio Shack | #278-1157 | $ 3.99 | Philmore-DATAK | #SA22 |
| Audio plug | Radio Shack | #42-2434 | $ 3.99 | Philmore-DATAK | #CA48 |
| Capacitor | Radio Shack | #272-1070 | $ 0.89 | Mouser Electronics | #140-PM2A224K |
| LED | Radio Shack | #276-143 or 276-142 | $ 1.79 | Philmore-DATAK | #11-681 |
| Photocell | Solar World | #3-300 | $6.00 | Silicon Solar | #SS SC400 |
| Diffraction grating | Learning Technologies | #PS-08A or PS-08B (50in2/ 360 in2) | $ 9/38 | Sargent Welch | #WL3820 |
| Blue gel | GAM, Inc. | #850 Primary blue (3.33 SF/ 33 SF) | $ 6.25/ 49.95 | Roscolux Filters | #80 Primary blue |
| Green gel | GAM, Inc. | #650 Grass green (3.33 SF/ 33 SF) | $ 6.25/ 49.95 | Roscolux Filters | #389 Chroma green |
| Red gel | GAM, Inc. | #250 Medium red (3.33 SF/ 33 SF) | $ 6.25/ 49.95 | Roscolux Filters | #27 Medium red |