Four of a KindFour plaques, all the same digit, and every key: powers, roots, factorials and glue. Make 500 targets from four 4s, four 7s and more.500 puzzles · Extra puzzles
Numbered #1 to #500. Play them in any order, each once. Your first try is the one that counts.
Its own leaderboard: total points, then stars for the shortest way, then time.
Four of a Kind · leaderboard
Each puzzle’s first try counts. Ties go to stars, then to the least time.