abstract appearance building compacted compacting firm firming flatten flattened groundwork level leveled leveling levelled levelling mark marked preparation prepared preparing sand sandpad work workmen yellow yellow-sand charity helpers levels men at work not-for-profit paving paving slabs preparing sand rail rake reflections shovel slabs steps voluntary volunteer workers volunteers workers dig heap heaped outdoors outside pile prepare shovelling spread spreading toil tool bricks clear cleared construction development fences fencing foundation work foundations land property ready for building real estate sand pads solid suburban urban wall brickwork builder builder’s trestles equipment home house partial construction safety sand pile secure structure tools tradesman trailer vehicles worker working workman active activities adventure adventurous care children children’s-playground climbing community designed enjoying enjoyment families fun kids leisure move movement moving parents park parks planned play play-area playground playing recreation recreational sandpits shade shaded shadows sheltered slides sunlight sunshine supervise supervising supervision swings trees variety