Snap Circuits Sound Electronics Exploration Kit | 185 Fun STEM Projects | 4-Color Project Manual | 40+ Snap Modules | Unlimited Fun

Amazon.com Price:  Original price was: $84.99.Current price is: $63.84. (as of 28/12/2019 13:40 PST- Details)

Keyboard with optical Theremin
Voice changer; Record voice or music and play it back at different speeds
Sound energy demonstration and Color changing light

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