Don't Touch The Lava Ground Floor

The Floor is Lava Challenge is here.
Don't touch the Lava floor, your goal is simple the natives are constrained in building and the floor is of Lava outside the building so safely take them out.
Don't let them touch the Lava Floor because the Floor is of hot Lava, here comes the point that how would you safe them without even touching the floor and for this you are provided with a trolley.
Tap and hold the left side or right side of screen to move the trolley left or right, when the natives jump abruptly over the trolley it bounces them back to air and by this you can move them steadily with your trolley from one building to another without even touching the Hot Lava Floor.
Be careful throughout your mission Don' touch the lava Floor!!!

Try hard to safe them.