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In search of the perfect wave? Try an electromagnetic one. Just like the ocean’s tidal forces, electromagnetic forces are incredibly powerful and awe-inspiring. Created to mimic the effect of a giant swell, Tidal Wave Thinking Putty® comes with a...
Deep black with subtle green sparkles, this newly updated Thinking Putty is softer and more fun than before and has a mind of its own. Near a powerful magnet it comes alive! Strong enough to defy gravity, it can even lift tacks and paperclips...