99 buddhi, IQ Puzzles. A new dimension in intelligent entertainment.
Find out the value of each colour by knowing the answer of the sum of each column.
104 pages - 99 Puzzles
Difficulty levels: 3x3, 4x4 and 5x5
Tutorial online FREE: master.buddhi@eudactica.com

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Width : 4.1 inch
Height : 0.5 inch
Length : 5.9 inch

Item Weight: 1.76 ounce (View shipping rates and policies)
Shipping Weight: 4 ounce (View shipping rates and policies)

ASIN : 9898246278