Honestly, I am disappointed that even though they built a circuit with an oscillator they didn't make a robot that moves. They could have easily made a manta r

Honestly, I am disappointed that even though they built a circuit with an oscillator they didn't make a robot that moves. They could have easily made a manta ray robot like this: https://www.youtube.com/watch?v=mTjhXKIXc90 https://www.youtube.com/watch?v=mTjhXKIXc90