A brain teaser shared on Reddit challenged users to solve equations using shapes, sparking a lively discussion as many ...

Others use expert puzzle strategies to strategize their way through a sudoku grid or work out a word search not necessarily ...

It turns out, the usual approach of using sharp-edged shapes to tile seamless floors ... Its concepts inspire the design of packing puzzles, jigsaws, centuries of Middle Eastern weaving patterns, as ...

Take a break, play with letters and numbers, and stretch your grey cells. Come back every day to play a new game.

We’re sorry, this feature is currently unavailable. We’re working to restore it. Please try again later.