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

Make 10 piles of 4 balls (40 balls) in two lines, crossing each other near the green, 1 to 10 yards from the green and 5 to 30 yards from the hole. Keep piles 2 yards apart, lines 5 to 10 yards apart.

On the green, use string or tees to mark two circles around the hole: one with a 6-foot radius (inner), the other with a 15-foot radius (outer).

Use only 36 balls (9 piles of 4) for this test.

Split the 36 shots into two groups of

For the first 18 shots, try to land the ball inside the small circle.

For the next 18 shots, try to land the ball inside the big circle but outside the small circle.

Play bump-and-run shots by hitting from different piles, one after the other, keeping the same setup and order.

Count as a success if the ball stops in the correct circle. If not, it is a miss.

Count how many balls finished where they should in both circles. Enter your score in the app, out of 36 attempts.

Set up 4 lines of 9 balls each, with balls 1 foot apart.

Place the lines on grass, 1 to 10 yards from the green, 5 yards between lines.

Mark two circles on the green around the hole: one with a 6-foot radius, another with a 15-foot radius.

Hit 36 shots, in two groups of 18 shots.

For the first 18 shots, aim for the small circle. For the next 18 shots, aim for the big circle.

Hit balls in order from any line, switch lines as wanted.

Count each ball that stops in the right circle as a success.

After 36 shots, count how many hit their target circles and enter your score in the app out of 36 attempts.

Get 36 balls. Split them into 3 piles of 12 balls.

Make 3 zones on the green with sticks or string. Each zone is 6 feet apart in a line.

On the grass, put each pile of balls at random spots 1 to 10 yards from the green and 5 to 30 yards from the hole. Each pile matches a zone.

Hit 12 shots from the first pile, try to land in the first zone.

Hit 12 shots from the second pile, try to land in the second zone.

Hit 12 shots from the last pile, try to land in the third zone.

Count how many balls land and stop in each zone.

Add up your total and enter your score in the app, out of 36 attempts.

Prepare 36 balls and make 4 piles of 9 balls each.

Put each pile in a different spot, 1 to 10 yards from the green and 5 to 30 yards from the hole.

Mark 4 areas on the green using string or tees, each area should be about 6 feet across.

Hit 36 bump-n-run shots, trying to land 9 balls in each area.

Start from one pile, aim at one area, and hit all 9 balls. Move to the next pile and area.

Keep going until all 36 shots are done, 9 shots per area.

Count how many balls stopped in the target area each time.

After all 36 shots, enter how many successes out of 36 in the app.

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.

Put 40 balls in 8 lines. Each line has 5 balls, about 1 yard apart. Lines can be 1–10 yards from the green and 5–30 yards from the hole.

Mark 9 stop zones on the green using buckets, string, or tees; label them 1 to

Hit 36 bump-and-run shots.

Split the 36 shots into 9 groups of 4 balls.

For each group, try to stop all 4 balls in one stop zone.

Hit 4 balls from one line to the first stop zone.

Move to a different line and hit 4 balls to the second stop zone.

Repeat until 4 balls have been hit to every stop zone.

Count each ball that stops in the right zone as a success.

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

Set up 9 piles of 4 balls each (36 balls total) near the green. Put the piles on different grass areas between 1 and 10 yards/meters from the green and 5 to 30 yards/meters from the hole.

Use sticks, clubs, or string to mark 3 landing zones (6 feet or 2 meters apart) in a straight line at the edge of the green.

Hit 36 bump-and-run shots: 12 to each landing zone (Zone 1, Zone 2, Zone 3).

Hit from any pile and switch piles for variety. Hit 12 balls to Zone 1, then 12 to Zone 2, then 12 to Zone

Count each ball that lands and stays inside the target zone as a success.

After all 36 shots, enter total successful shots (out of 36 attempts) in the app.