矢を後ろにドラッグして、好きなところで放す。 ３０本の矢で風船をいくつ割れるかな？ 後ろにひけばひくほど、矢は早くなるよ。https://scratch.mit.edu/projects/111405664/#editor Drag arrow to It's back as much as you want. Release and pop balloon!
GOOD
