Colouring in the stunning flag of Iran, using a red pen and a green pen. You might want a sharp point to colour the detail successfully!
Iran Flag Colouring Page
Here's a colouring flag of Oman to print for the kids. The central and left section is a bright red, while the crest stays white and the bottom section is green.
Here is a colouring page of the Bahrain flag, ready to be coloured in with its striking red and white design.