Post enkel in het Engels.
Wow, not bad – a $50 sensor lab…
Build your own projects and learn how electronic sensors respond to various physical stimuli such as light, heat, infrared light, pressure, rotation, touch and magnetic fields with the Electronic Sensor Lab. Ideal for classroom use and home schooling of children age 10 and up. Experiments and manual developed by scientist, teacher and electronics writer Forrest M. Mims III.