Universal Construction Kit: a matrix of nearly 80 adapter bricks that enable complete interoperability between ten popular children’s construction toys (LEGO, Duplo, Fischertechnik, Gears! Gears! Gears!, K’Nex, Krinkles (Bristle Blocks), Lincoln Logs, Tinkertoys, Zome, and Zoob)
How come no one ever thought of this before? It’s pure genius! And best of all: it’s free (download the 3D models and 3D print ‘m)
Real-life polyfills 🙂