Answers

2016-01-07T19:08:42+05:30
There r different types of robots .u can make a action model from cardboard and paper.i have bought a plastic model which we can join  and make a solar panneled robot from annies present in stationary stores.making the two gears r very important.take care that they dont get broken..u can also buy batteries otherwise u buy a lego.
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2016-01-09T11:50:34+05:30
See on YouTube dude you can get a better video explanation and you can understand better
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