“Murder Most Puzzling” Interactive Mystery Book by Stephanie von Reiswitz
A gorgeous and witty book that invites readers to play detective and solve a series of absorbing, murder-mystery-themed puzzles.
‘The Master Theorem’ — A Book of Puzzles, Intrigue, and Wit
Tackle over 40 beautifully designed, encrypted logic puzzles, each one open-ended but always solved by decoding a specific word or phrase.
‘Nonograms Katana’ for iPhone & iPad
The ultimate nonogram number/logic puzzle experience on mobile.
‘Turing Tumble’ — Build Marble-Powered Computers
A revolutionary new game where players (ages 8 to adult) build mechanical computers powered by marbles to solve logic puzzles.