ABCipher is a simple, yet clever, implementation of Lewis Carroll's Alphabet-Cipher, published in London around 1868.Slide the (blue)...

January 27, 2015 By Tricochet

Corner Zap

No rectangles allowed!Corner Zap's light grid has one rule: A single color cannot appear at all four corners of a rectangle. Place...

December 28, 2013 By Tricochet