Presenting a fast, fun way to help kids build logical thinking and expand their vocabulary.

"The essays contained within Conditions show the immense scope and potential of Badiou's extraordinary system."--BOOK JACKET.

Play detective and crack these cold case puzzles! Solve more than 100 brain teasers that will test your verbal, visual, memory, and logic skills. Track criminal

It's never too early to start building thinking skills—skills that will spill over into other areas of the curriculum and into real life. Primarily Logic cons

In this third Hidato collection we offer challenging puzzles in five difficulty levels with practice and bonus puzzles included. Hidato® is a pure logic puzzle