Increase student vocabulary with these prefix word wheels. Set #4 includes prefixes circum, mal, multi, post, pre, sub, super, sur, and under. Each of the 9 word wheels includes 9 words. Each prefix has two key word cards with definitions. These wheels are especially helpful in a tutoring, small group setting, or for self-paced eager students. Print on white or light colored card stock, cut the circles, punch a hole in the center with a paper clip or pin, and assemble with a round headed pa