i want to build a simple project plz help me

hello guys i am new in practical electronic ... i want to build a simple projest for my institute . plz help me and tell me what i build ...... plzz
thanks
i want to use solar energy .......oky bye sorry for my english coz i dont know english completely
bye
meru

:idea: Get a solar cell.
:shock: Connect it to a little dc motor.
And slap a propeller on it.
U got u self a solar powered fan. :twisted:

p.s. dont forget it will not work in the dark :!: