... minute, suddenly leaped in 3 days, can jump in 3 minutes, after 3 months can jump on 10 minutes a day, after half ... 's memory, because children in the process of skipping constantly count, make its cortex at the will to abstract memory into ... reproduce. Children in the rope skipping activities, able to consciously, can cultivate their organisational teamwork spirit and collectivism.Four, skip equipment ...