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The Investigate Box is a science subscription box from Letterbox Lab that puts incredible science experiments for kids age 8+ through your letterbox.

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The Investigate Box is a science subscription box from Letterbox Lab that puts incredible science experiments for kids age 8+ through your letterbox.

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​Letterbox Lab®  is a registered trademark of Hatton Science Communication Limited, registered in England and Wales with company number 10259964. Letterbox Lab, Unit 8, Fernleigh Business Park, Blaby Road, Enderby, LE19 4AQ. Click here to view our policies, terms and conditions.