Letterbox Lab: The Investigate Box
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Letterbox Lab - The Investigate Box

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A delivery of educational and fun-filled science activities for children aged 8+.

Little scientists, it’s time to suit up - whack on a pair of safety goggles, throw on a white lab coat and embark on a learning journey of scientific discoveries! Get ready for a monthly science takeover with The Investigate subscription box from Letterbox Lab. Each month, budding little scientists aged 8+ have the opportunity to dip their hands into cool science experiments from the comfort of their home, as well as collect all of the necessary and nifty lab equipment needed to conduct fun investigations.

The Investigate Box takes children on a scientific journey, where they get to make incredible discoveries through exciting investigations and experiments. From fizzing chemistry through magnetic slime to dinosaur droppings, each box brings a new scientific adventure! Over time, children will develop their scientific skills, as well as a deeper understanding of the wonders of nature.

Embark on a scientific journey of unending discoveries about the universe today with Letterbox Lab Investigate subscription box!

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£60 RRP
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A monthly educational and fun-filled science kit for children aged 8+

  • Receive 5-10 science experiments in every box
  • Everything you need to play with science, straight through your letterbox 24-page illustrated booklet and online videos, with plenty of suggestions to take investigations further
  • All necessary lab equipment and gadgets in every box
  • Incredible science experiments developed by experts and adapted for kids
  • More than a chemistry set: experiments from physics, biology and Earth science with a sprinkle of engineering!
  • Playing with science is easy with our comic-book instructions and online extras

Celebrate science with The Investigate subscription box from Letterbox Lab - the ultimate home lab for curious little scientists. Receive 5-10 incredible science experiments in every box, as well as all of the necessary lab equipment to conduct cool investigations each month. The boxes are designed to work in a series, where each box builds upon the principles introduced in previous boxes. As children work their way through each box, their achievements are rewarded with a new “level up” badge, as well as a certificate and gift in every third box.

From goggles to test tubes and cool gadgets such as catapults, a microscope, a paddle boat and
more - it’s everything a little scientist needs to conduct innovative investigations and of course to have a load of fun whilst doing them!

The Investigate subscription box is suitable for children aged 8+ under adult supervision. The kits contain small parts that pose a choking hazard to children under 36 months. The science kits were developed to fully conform to the Toy Safety Directive and do not contain substances that can cause harm when handled according to the instructions. Safety goggles are provided in box 1 and safety gloves are provided for whenever needed.

Frequently Asked Questions

How does uOpen work?
You can order this subscription either for yourself or as a gift for someone. With most boxes you can pay monthly, in quarterly or 6-monthly installments, or annually, so choose which option you'd prefer. Then provide us with the delivery address and your payment details, and place your order. Once ordered, uOpen liaises with the subscription box seller and they arrange for your box to be delivered directly to you.

When will the first box in my subscription be sent?
Specific details for this box can be found on the ‘Subscription Overview’ section.

How does the subscription renewal work?
Your subscription will automatically renew every month, every 3 months, 6 months or annually, depending on what subscription term you select. The auto-renewal can be easily cancelled in your uOpen account, but must be done at least 24 hours before the renewal date, otherwise your next payment will be automatically taken.


Great STEM box
star star star star star
verified_user Verified Purchase
By MaggyMum (Posted on 04 Jul 2019)
My kids love science based stuff and the Letterbox Lab always includes great activities that they always look forward to getting in the post.

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Box Overview

  • Letterbox Lab: The Investigate Box is a monthly box product.
  • Letterbox Lab: The Investigate Box typically despatches 4 days after the order is placed.
  • 3, 6, 12 month subscriptions are pre-paid in full upfront.
  • Non-gift subscriptions renew automatically (every month, 3, 6 or 12 months depending on the selected term).
  • Subscription auto-renewal can easily be cancelled (but must be done at least 24 hours before the renewal date).
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