Ключевые слова: activity, background, backhoe, backhoe loader, builder, building, bulldozer, children, concept, construct, construction, construction industry, construction vehicle, contractor, dig, digger, digging, drive, engineering, equipment, excavate, excavation, excavation vehicle, excavator, heavy, hydraulic, industrial, industry, loader, loading, machine, machinery, mining, plastic, play, power, scoop, shovel, shoveling, soil, technology, toy, tractor, transportation, truck, vehicle, wheel, white, work, yellow,