Here are some ideas on how you can burn calories in a more youthful way. Playing basketball, playing football, playing with rockets, more alert cycling, jumpingrope, skating, riding a skateboard. By burning 250 calories a day will be added in 2 week days and you lose about 1 kg, even if you're not very careful what you eat. Eating 250 calories daily, will allow you to lose a pound a week!