WorldChanging: cool idea of child exploitation?: "South Africa's Roundabout has devised a way to harness the energy generated by kids playing (ingenious in itself), as they spin on an outdoor merry-go-round."
# Mar 8, 2004
WorldChanging: cool idea of child exploitation?: "South Africa's Roundabout has devised a way to harness the energy generated by kids playing (ingenious in itself), as they spin on an outdoor merry-go-round."