ācerur vividhāḥ krīḍā
vāhya-vāhaka-lakṣaṇāḥ
yatrārohanti jetāro
vahanti ca parājitāḥ
aceruh -- they performed; vividhah -- various; kridah -- sports; vahya -- by the carried; vahaka -- the carrier; lakshanah -- characterized; yatra -- in which; arohanti -- climb; jetarah -- the winners; vahanti -- carry; ca -- and; parajitah -- the defeated.
Srila Sanatana Gosvami quotes the following relevant verse from the Vishnu Purana (5.9.12):
harinakridanam nama
bala-kridanakam tatah
prakridata hi te sarve
dvau dvau yugapad utpatan
"They then played the childhood game known as harinakridanam, in which each boy paired off with an opponent and all the boys simultaneously attacked their respective rivals."