Lie Detector
KS-XP3
Science Kits > Kosmos
Features
- Build your own working lie detector.
- Ask your friends or families questions and test if they tell the truth or not.
- Different levels of beep sound and LED display to show how nervous the testee is.
- Includes necessary tool for you to build.
- Easy to assemble with step-by-step instructions.
- Instructions include the explanation of the science behind the radio.
- No soldering required.
Additional Information
| Material: | ABS |
| Battery Type: | 2 x AA/LR6 (not included) |
| Manual: | German |
| Age: | 8+years |