Run, trek, climb, jump, cycle, swim, get muddy or come up with your own challenge.
Raise money by taking the leap of your life. Skydive from an airport near you, minimum sponsorship £395.
Our open challenges are an amazing way to explore the world, meet and connect with local people and raise money to support people with blood cancer.
Go traditional with a coffee morning or a jumble sale or something different like an online quiz or silent disco. Big or small, indoors or outdoors, in real life or online - it is really up to you. Here are some ideas and guidelines for making your event safe and successful.