Explore the best conditions for growing the biggest crystals

This experiment from 2014 is now closed and data cannot be posted to the website. However, you can run a class investigation using the past resources below.

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.

Find out more

Past resources

All you need for carrying out the experiment from The art of crystallisation global experiment.



Instructions for taking part are also available in Arabic, Chinese (simplified), French, Portuguese (Brazil) and Russian.