Showing 61–66 of 66 results

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  Ultimate STEM Challenge Bundle

  $99.00
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  Valentine’s Day STEM Challenge Bundle

  $9.98
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  Wicked Fast Water Slide Summer STEM Challenge

  $3.98
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  Wild Weather Shelter STEM Challenge

  $4.98
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  Wings Wanted Halloween STEM Challenge

  $3.98
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  Winter Waiter STEM Challenge

  $4.98