Ride-on turf roller. 3:25 video:
https://www.youtube.com/watch?v=CMsA3QHJGb4
Previously:
https://www.homemadetools.net/forum/...8885#post88257
https://www.homemadetools.net/forum/...961#post133829
https://www.homemadetools.net/forum/...115#post125913
