Team Building Activities. Artwork depicts team building games that include human pyramid, tennis ball transfer, wall climbing, trust circle, stacking cups, caterpillar wheel, and walking planks. activities; building; circle; climbing wall; collaboration; concept; development; events; exercise; friends; fun; games; group; helping; human; human pyramid; icons; indoor; leisure; man; members; outdoor; participants; partners; party; people; person; pictogram; playing; pulling; pyramid; relationship;