Inverse Keychain Fidget Puzzles

Try out the Inverse Keychain puzzles — featuring three unique styles that are fully fidgetable and solvable, just like the larger versions! Perfect for back to school, office gifts, the holidays, birthdays, kids, teens, & adults! 

Variations include: 
• Trik Keychain
• Cosmo Keychain
• Blinx Keychain

Project Genius creates premium brain teasers and logic puzzles that challenge the mind and inspire curiosity. Rooted in timeless design and educational value, their puzzles bring hands-on problem-solving to thinkers of all ages.