Geometric arrangements of coins can serve as the basis for all sorts of puzzles. One popular variant involves going from one configuration to another by sliding coins, subject to given constraints, ...

Follow the path as you did to get the first star, so that you reach the sliding puzzle of Bowser: Long-jump over the first gap in the platforms and turn left through the archway. Once you cross the ...

Our recent suite of puzzles featured the humble double-pan balance scale, historically a symbol of commerce and government, art and science. Balance scales are also popular in recreational mathematics ...