Sherlock Hemlock's Hidden Answer Jigsaw Puzzles

Educational Toys, Inc., a subsidiary of Topper Corp., produced a set of four Sherlock Hemlock's Hidden Answer Jigsaw Puzzles in 1971. The art was provided by illustrator Jack Davis. 
Each puzzle was packaged with a blue transparent "looking glass", which could be used to discover hidden shapes in the picture. 
Image:Bluelookingglass.jpg
Image:Sherlock-hidden3.jpg
Sherlock Hemlock's Hidden Answer Jigsaw Puzzles - The Puzzle of the Hidden Numbers.jpg|"The Puzzle of the Hidden Numbers"
Sherlock Hemlock's Hidden Answer Jigsaw Puzzles - The Puzzle of the Hidden Shapes.jpg|"The Puzzle of the Hidden Shapes"
Sherlock Hemlock's Hidden Answer Jigsaw Puzzles - The Puzzle of the Hidden S's.jpg|"The Puzzle of the Hidden S's"
hidden c.jpg|"The Puzzle of the Hidden C's"
sherlock hemlock hidden image puzzles 1.png
sherlock hemlock jigsaw puzzle with blue looking glass hidden c's 1.jpg
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Category:Sesame Street Puzzles
Category:Topper