Thread the gap: precision Bump'n'Runs to a tight pin

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.

Set up 10 piles of balls in 2 lines, each line 3 yards/meters apart. Piles are 4 yards/meters apart in each line.

Put the piles at distances between 1 and 10 yards/meters from the green, and 5 to 30 yards/meters from the hole.

On the green, make 3 landing zones with sticks or clubs, each zone 6 feet (2 meters) apart in a line.

Do 36 bump-and-run shots, aiming for each landing zone 12 times.

Hit 12 shots at the first zone, then 12 at the second, then 12 at the third. Switch piles as needed.

Count each shot that lands and stays in the correct zone as a success.

Add up successes and enter score in the app out of 36 attempts.

Set up 10 piles of balls in two lines. The lines are 3 yards/meters apart. Each pile in a line is 4 yards/meters apart.

Place the piles on grass 1 to 10 yards/meters from the green and 5 to 30 yards/meters from the hole.

Make 9 stop zones on the green with buckets, string, or tees. Number the zones 1 to

Divide 36 tries into 9 groups of 4 shots. Each group tries for a different stop zone.

For each set of 4 shots, choose any pile and hit shots to the chosen stop zone.

After 4 shots at one zone, go to the next stop zone and do the same. Do this for all 9 zones.

Count every shot that stops in the right zone as a success.

Add up successes out of 36 tries and enter the score in the app.