yes, i think i have the answer. so here it is : i used some mirrors to redirect the laser beam to not hit the black box.(with a circle) then for hitting it i used another mirror . it makes one or two q's
A link to q's : http://www.algodoo.com/algobox/details.php?id=35544
and the track a little big then the ohter one
: i used some mirrors to redirect the laser beam to not hit the black box.(with a circle) then for hitting it i used another mirror
. it makes one or two q's
