Challenge your students to answer the question: are we wasting water?

This experiment is now closed and data cannot be posted to the website. You can however run a class investigation using the past resources.

Join our latest global experiment

Take charge: a global battery experiment gives learners the opportunity to build and test their own coin batteries, as well as exploring how they can help build a more sustainable future.


Past resources

All you need for trying the experiment with hydrogels.

Instructions for taking part are also available in Welsh which can be found below.