I just beat lvl 18 real easy, type balloon, use Delete to backspace the lower "RightAlign", as the ballon rises. The bomb will detonate when the lazer passes over it. the blast will propell the "RemoveME" block off the level to the left. CLick the GREEN +
 "Bow Hunting"){kind=icon}
 "Words and Physics"){kind=icon}
 "GunDown 2"){kind=icon}
 "Protector IV.V"){kind=icon}