Actividad
Life & Environment
Tiempo para completar: 1 hora
Build a windmill that lifts weight.
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Tiempo para completar: 1 hora
Build a windmill that lifts weight.
Tiempo para completar: 45 minutos
Build a device to measure how fast the wind is blowing.
Tiempo para completar: 45 minutos
Design a parachute to give a toy figure a safe landing.