This Uncle Milton 3D Star Theater is a fantastic educational toy suitable for children aged 8-11 years. It is perfect for those interested in science and nature, specifically in telescopes and astronomy.

This unit works fine but you need to be in dark conditions for it to be visible. One button to turn it on and off and then there is a disc that you slide to flip between screens. Runs by batteries not included. The last two pics are images as shown by the unit: