Jump roping is a great cardio activity for any age and can be done almost anywhere (check with parents before trying this in the house!!) The only piece of equipment you need to get started is a jump rope. Before you start though, make sure your jump rope is the right size for your height or the workout will end in lots of frustration!! So, how long is too long or too short? The following link has some great information on measuring jump ropes, kinds of jump ropes, and the right size for your height.