The Unknown Number: Halloween - Puzzle Math Arcade Game

"The Unknown Number has nice imagery and animations. The cheery background music and overall upbeat theme bring some fun to numbers... it is stimulating and challenging for those who love math puzzles." -- AppAdvice Puzzle Math is going Trick-or-Treating! 100% Free. No Ads. No In-App Purchases. The innovative puzzle math game, The Unknown Number, is celebrating Halloween! Enjoy Halloween inspired levels! See a pumpkin, a ghost, a goblin, a zombie, a vampire, a bat, and all of your favorite Hallo...