Choose from 5 sizes of flag on this Nigeria flag printable. Two are designed to be folded over and have the country name on the back.
Nigeria Flag Printable
You can print the Benin flag in a variety of sizes, from large to cupcake flag size, with this printable page.
Print out the flag of Angola in four different sizes, from full size (pictured below) to tiny! This is a 4-page pdf file.