Red reveal glasses and an invisible ink pen with UV light bring a unique puzzling experience to this engaging puzzle book. This activity book combines the fun of secret codes and invisible ink. Packed with Hidden Pictures puzzles, codes puzzles, mazes, criss crosses, and riddle puzzles, kids can use the glasses and invisible ink to solve and enhance the puzzles.
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Specifications
Book Details
Imprint
Highlights Press
Dimensions
Height
276 mm
Length
213 mm
Weight
369 gr
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