I LOVE a group costume. Whether it’s Halloween, Read Across America Week, or just a fun themed-week at school, you can sign me up. But a group costume needs to meet two simple criteria. 1. It needs to be easy, and 2. It needs to be inexpensive. Here are some of of my favorite group costumes from over the years, along with everything you need to recreate them. Play Doh The year my team went as Play-Doh was so simple, and yet we got a huge reaction out of it!