color the whole screen and make it small then make many frames and then if you see a paper with a red arrow click it and then their is a green arrow in a paper near the paper with red arrow then click the paper with green arrow then move the other squer then you repeat it
just do this
color the whole screen and make it small then make many frames and then if you see a paper with a red arrow click it and then their is a green arrow in a paper near the paper with red arrow then click the paper with green arrow then move the other squer then you repeat it