Double Dutch takes stamina, speed, coordination, and creativity, but it also builds community. The Unicorn Jumpers are named in memory of Reed's youngest daughter, who died at 8 years old.

First he bunny hopped. Then he crisscrossed. Then he twirled. Over the weekend, DC Attorney General Brian Schwalb, clad in a classic “dad fit” (neon orange T-shirt, jorts, and chunky grey sneakers) ...

A Double Dutch competition will be from 2 to 6 p.m. July 12 in Central Park.