Original Tedco gyroscope
Gyroscopic forces have amazed mankind for hundreds of years. Now these amazing forces are yours with this great value gyroscope. You can perform feats that seem to defy gravity. Your original TEDCO gyroscope will spin on its pedestal... dance on a string tightrope... balance perfectly on the lip of a drinking glass. Discover the secret and make your gyroscope do these and other astounding tricks. Complete instructions, pedestal and string inside.