Designed to sharpen different puzzle-solving skills, Brain Boost is a great cross-training workout for the mind. From teasers that can be finished in just minutes to bafflers cleverly constructed as a super challenge, there�s something here for every level, interest, and occasion! At the core of the program, you�ll focus on a mix of number, word, chess, logic, spatial, and visual thinking puzzles. For a change of pace, try the sudoku that start out easy but then become cranium-crushing. And when you�re on the go?whether it�s on a lunch break or a vacation?stay fit with the handy-size optical illusion and lateral thinking puzzle cards.

Includes:

� Brain Boost puzzle book

� Mind Strengthening Sudoku puzzle book

� 100 Optical Illusion and Lateral Thinking puzzle cards

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Store Description

We strive to provide quality new and used books online to our customers at fair and competitive market prices. We specialize in non-fiction, modern first editions, autographed books, sets, and some new condition items from bookstore purchases.

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GridFreed LLC
2077 kurtz st, San diego, CA, 92110, U.S.A.

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Terms of Sale

We accept return requests for 30 days after arrival. If the item is returned for the reason "Buyer Does Not Want Item" the buyer is refunded the item price only. If the item was mis-described, we will refund initial shipping. The cost and responsibility for returning the item is that of the customer.

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Our shipping is based on USPS Media Mail and for international orders, USPS priority flat rate and first class mail international rates. Insurance is used on high value orders.

Shipping rates within U.S.A.

Shipping rates within U.S.A.
Order quantity	5 to 14 business days	3 to 14 business days
First item	US$ 6.95	US$ 9.95

Delivery times are set by sellers and vary by carrier and location. Orders passing through Customs may face delays and buyers are responsible for any associated duties or fees. Sellers may contact you regarding additional charges to cover any increased costs to ship your items.