Gakken Crystal Radio with Magnetic Field Detection System
Otona no Kagaku analog kit model
Anyone who loves building things or who has a passion for science and engineering will adore this latest build-it-yourself kit from Gakken. Part of their "Adult Science" Otona no Kagaku series, the Crystal Radio with Magnetic Field Detection System is an analog dream of a model, requiring no batteries at all and made mostly with just wood. It works using only radio waves that it detects using four kinds of minerals. You learn about physics by experimenting which ones work best.
The Crystal Radio with Magnetic Field Detection System features:
- Estimated building time: 2-3 hours
- Materials: wood etc
- Size (after construction): 150 x 600 x 800mm (5.9 x 23.6 x 31.5")
- Necessary tools: scissors, triangular rule, oil-base felt pen, salt, tissue paper box, cup, spoon
- Instructions: Japanese
