Maximum Number of Consecutive Marble Bounces on Alternative Sides of a Rubber Mallet

Fastest Time to Balance a Golf Ball on Top of Another Golf Ball Held in Hand While Blindfolded

Maximum Number of Consecutive Bounces of a Baseball on a Rubber Mallet while Balancing on a Rola Bola

Longest Time Balancing a Golf Ball on Top of a Knitting Needle on Chin while Kneeling

Maximum Number of Blinks in One Minute

Longest Time Balancing a Three Foot Ruler on Nose