On The Road Enterprises, Inc.

This app creates the effect of Quetzalcoatl, the Mayan feathered serpent, reading your mind. You freely pick a number and use it to select a Mayan day …

The Filipiak Number Exchange is a simple yet challenging puzzle. Unscramble the randomly placed numbers 1 through 24 and get them in order in the fewe …

The Last Card Wizard is based on a magic card trick. There is a magician (or wizard) and a player. The player chooses a secret number between one and …

The Five Squares Into Four puzzle is a "bar-bet" challenge to change a configuration of five squares into configuration of four squares by moving two …