| Gyro-FX Spinning Gyro Egg ... | |
| Gyro-FX Spinning Gyro Egg Scientific Toy Sharper Image Gyroscope Model # S1510 - Sold on eBay Oct 01, 2022 for $49.00 | |
| The egg is made of clear blue plastic and is sized 2-1/2 x 4". When the egg is properly set in its base and the start button is pushed, the gyroscope inside the plastic egg spins at higher and higher speeds.... | |