Get the Fall Challenge cards for 50% off!

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Fall Challenge Cards Plus Instructions$7

Plus, get the MEGA STEM Challenge Card Bundle

Special one-time offer just $27 (50% off full price!)

Over 400 STEM challenges with instructions covering themes for a whole year!

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You will not be charged for this purchase, but if you choose to make an optional purchase later, this card info will be used to complete that transaction!

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    Fall Challenge Cards Plus Instructions$7

    • Total payment
    • 1xFall Challenge Cards Plus Instructions$7
      -+
    • MEGA STEM challenge card bundle$27

    All prices in USD

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