Create
Draw on both sides of a circle. When you spin it, images blend (like a bird in a cage). A fun 1800s optical toy, still magical today!
2025, URSOR LIMITED. All rights reserved. DIY is in no way affiliated with Minecraft™, Mojang, Microsoft, Roblox™ or YouTube. LEGO® is a trademark of the LEGO® Group which does not sponsor, endorse or authorize this website or event. Made with love in San Francisco.