Feel the green—leave every Bump'n'Run inside the safe zone

Scatter 40 balls into 8 piles of 5 balls each, between 1 and 10 yards from the green and 5 to 30 yards from the hole.

Mark 3 targets on the green, about 6 feet apart in a line.

Hit 36 bump-and-run shots.

Aim 12 shots at each of the 3 targets.

Hit 12 shots at the first target, then 12 at the second, then 12 at the third.

Count shots that stop inside 10 feet of the target as successful.

Add successful shots out of 36 and enter score in the app.

Set up 36 balls in 9 piles of 4 balls each, in lines 5 to 10 yards apart next to the green.

Mark 9 stop zones on the green with buckets, string, or tees, in a line or grid.

Hit 36 bump-and-run shots, 4 shots to each stop zone.

Keep piles in place and take turns hitting from different piles to each stop zone in order.

Count a success each time the ball stops in the right zone.

When all 36 shots are done, add up successful shots and enter the score in the app out of 36 attempts.

Put 36 golf balls into 3 groups of 12 balls. Spread the groups around the green between 1 and 10 yards from the edge and 5 to 30 yards from the hole.

Mark 3 landing zones in a straight line at the edge of the green, each 6 feet (2 meters) apart.

Hit 36 bump-and-run shots: 12 to zone 1, 12 to zone 2, 12 to zone

Use the first set of 12 balls for zone 1, the second set for zone 2, and the last set for zone

Keep ball positions and distances the same for the whole test.

Count each ball that stops inside the target zone as a success.

Add your total successful shots and enter your score in the app out of 36 attempts.