Gakken Kaleidoscope Projector Otona no Kagaku - USD 61: "
Based on an 1816 device, this working Kaleidoscope Projector is ideal for people who love to make things, science fans, or just anyone who likes a challenge. Build the kaleidoscope based on the diagrams in Gakken's Otona no Kagaku magazine and then dazzle yourself and your family with the amazing patterns and colors you can project onto your walls.
The magazine is in Japanese but contains clear diagrams that allow even non-engineers to get the satisfaction of constructing a working device as sophisticated and fun as this Kaleidoscope Projector.
The Kaleidoscope Projector Gakken Otona no Kagaku features:
Vol. 13 of Gakken's Otona no Kagaku magazine and kaleidoscope projector parts Build-it-yourself science kit Magazine and instructions are Japanese-only but with diagrams Contains 3 optical mirrors Angle at the apex of the isosceles triangle formed by the three mirrors must be 30 degrees Remove protective sheets on mirrors before inserting them Power: AA batteries x 2 (Via Japan Trend Shop - English.)