Download and play for free our printable logic grid puzzles (PDF). The files are grouped by difficulty (very easy, easy and medium) and are a great activity for all ages. They are also available to play online.
Use logic deductions to solve problems that are similar to the Einstein's Riddle.
Play the classic japanese logic game.
Solve our exclusive IQ Tests and get your result for free.
A traditional word search game updated four times per day.
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