Hello puzzle lovers! We've got four classic brainteasers / logic puzzles for you from Martin Gardner, Henry Dudeney and Peter Grabarchuck. If you're a fun of STEM puzzles and fun online games, check out our site's Play Online section - either by clicking here or using the link in the nav bar (our Laser Maze game is especially fun). In the meantime, enjoy the brainteasers!
Name The Month: by Martin Gardner
Counting The Squares: by Martin Gardner
Colored Umbrellas: by Peter Grabarchuck
Counting The Triangles: by Henry E. Dudeney