Recently I set you a challenge for change where I asked you all to think about all the things we could change to make better and more sustainable communities for the future!
We got lots of amazing entries but here are the 12 winners!

Marina Ventura and The Micro-Gridders: The Super Squad
05:17

The Circular Trail: a free Time Hunters history walk around the City of London
46:10

Marina Ventura and The Micro-Gridders: The Power Stash
05:25