LEGO Education Early Simple Machines - Car Launcher | Peatix tag:peatix.com,2011:1 2015-10-14T03:16:20+08:00 Peatix Innovation Lab LEGO Education Early Simple Machines - Car Launcher tag:peatix.com,2015:event-99585 2015-07-10T12:00:00SGT 2015-07-10T12:00:00SGT Car Launcher