Prickly logic puzzles
Place one hedgehog per colored region, row and column — and keep them from touching, or they'll prick each other!




Every level is checked by a solver: one solution, solvable by pure logic, no guessing.
A tough puzzle every day, streaks and a weekly gift for playing all week.
Sleepyheads, moms and babies, porcupines… each species adds a twist.
English, Spanish, Portuguese and French. Play offline, anytime.