10 wooden knobs for puzzle knobs replacements. (Glue can be purchased at Home Depot.)
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Avg. Customer Review:
Number Of Reviews: 1
188 of 396 people found the following review helpful
Thank you! 02/06/2015
Reviewed by A viewer from Golden, CO US
Thank you for selling these knobs. At time we do lose the knobs from our geography and biology puzzles. The fact that these are available for purchase greatly extends the life of our puzzles and helps us to maximize the budget of our school.
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