One of three Sphero Mini Robots could be yours – all you need to do is tell us on the School-gen Facebook page about the craziest, most fun science experiment you’ve ever done!

If you’re not a Facebook user, just get someone who is to post it for you mentioning your name and you’ll go in the draw.

To get a double entry post a pic or video clip of the experiment.

Entries open on Monday 16 July and close at midnight on Friday 27 July. The draw for the three Sphero Mini Robots will be held on 30 July and the winners will be announced on the School-gen Facebook page.

Winners will be asked to Private Message their contact details so the prizes can be forwarded to them. For full T&C’s click here.