Julie Hoffman, a fellow 12WBTer is doing a burpee challenge and auction to raise money for Heartkids. Take a look at her story and everyday hero page here.
I've created these original pieces on watercolour paper for "Hoffy" to auction on the day:
Goodluck Hoffy, though I know she won't need it, as she is a super human machine and will smash out 1500 burpees !!!