Elenco 35x-50x 50mm Zoom Terrestrial Telescope – Link 
Via Amazon, this is available for $1.49 + $5.99 for shipping, for a total of just $7.48!
Amazon direct, sells this for $33.33.
- Precision ground glass optical lenses
- Includes: Huygens’ zoom eyepiece, 50mm objective lens
- 65cm (25″) aluminum telescope body
- 45cm (18″) aluminium tripod
- From Elenco Electronics, the same company that brought you snap Circuits