• Playing tag burns 281 calories in 45 minutes, as good as running on a treadmill for 25 minutes at 6 mph.
• Building a sand castle burns 113 calories in 45 minutes, as good as 20 minutes of yoga.
• Playing beach volleyball burns 430 calories in 45 minutes, as good as 42 minutes of step aerobics.
• Running under a sprinkler burns 306 calories in 45 minutes, as good as 68 minutes of water aerobics.
• Swinging on a swing burns 102 calories in 45 minutes, as good as walking briskly on a treadmill for 30 minutes at 4 mph.
• Playing miniature golf burns 153 calories in 45 minutes, as good as 14 minutes on the elliptical trainer.
• Throwing a Frisbee burns 153 calories in 45 minutes, as good as 19 minutes on a stationary bike.
• Playing croquet burns 128 calories in 45 minutes, as good as 11 minutes of kickboxing.
• Playing touch football burns 408 calories in 45 minutes, as good as 24 minutes of spinning.
Estimates calculated for a 150-pound person.
