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.
Solve our exclusive IQ Tests and get your result for free.
Using logic and basic algebras, solve the equations.
Use logic deductions to solve problems that are similar to the Einstein's Riddle.
Einstein said that only 2% of the world could solve this problem. Can you do it?
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