Product review for Sonic Rocks from Edmund Scientific Please read our review guidelines and see the terms of use of posting a review. Overall Rating: and share your thoughts with other customers Sort Reviews: Newest | Oldest | Highest Rating | Lowest Rating   :: Viewing page 1 of 1  -  Wednesday, June 24, 2009 Favorite Reviewed By: sharon  (annapolis, md) This magnetic item is super-smooth and has great tactile appeal. Provides hours of fun. I have several pairs on hand for gifts for adults and children.

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