Premium & Rewards Members 25% Off Pre-Order Books With Code PREORDER25 Ends 6/26 Shop Now Online only. See page for details.Premium & Rewards Members 25% Off Pre-Order Books With Code PREORDER25 Ends 6/26 Shop Now Online only. See page for details.

Frequency All Sixes: 101 Math Puzzles to Train Your Brain

Paperback
$9.99
Promotion message icon
Premium Members save an extra 10% and all Members collect stamps to save with Rewards. 10 stamps = $5.Learn More
Formats
In stock
This item is currently out of stock online.
Free standard shipping on orders over $60
Select a store to view item availability.
Sharpen your brain with NEW number logic puzzles! Your addition and pattern-recognition skills will be put to the test as you work through 100 6x6 puzzle grids plus a BONUS 7x7 puzzle, ranging in difficulty from Learner to Teacher. Each handmade puzzle has one unique solution that can be solved from only the given clues. Are you up for the Frequency Challenge?