Caucasian male teacher showing windmill model to group of multiracial students while having outdoor lesson on Ecology and Environment in public park
Father and Daughter Cleaning Forest, Protecting Ecology and Environment
Caucasian male teacher holding windmill model in hands giving outdoor lesson to group of multiethnic students sitting on grass in park on sunny day
Caucasian male teacher giving lesson to multiethnic elementary age kids outdoors in park on sunny day
Arabian male yoga instructor giving lesson outdoors
Medium shot of male scout leader giving lecture on coniferous trees to multiethnic group of children while on trip in summer forest
Caucasian volunteer girl with diverse classmates and teacher planting in public park in summer taking part in eco project to help environment
Young volunteers collecting trash in garbage bags on ocean coast at sunset. Ecology environment protection.
Young volunteers collecting trash in garbage bags on ocean coast at sunset. Ecology environment protection.
Medium portrait of two Biracial schoolboys with backpacks holding each other by shoulders posing for camera in summer public part while having outdoor Ecology lesson with male teacher
An arabian man giving yoga lesson in park - holding by his foot and stretching with his hand to the other side
Arabian male yoga instructor giving lesson in park, sitting with his legs tightly crossed while yoga practice