Have them cut into eight 2'x2' squares, for a total of 16 white boards. (I have them cut at Home Depot and pay the minimal cutting fee.) Get a bucket of dry erase markers and a packet of cheap terry towels and let your imagination go wild.
Dry erase boards are a great way to create students guided learning opportunities. Whether students are working in  partners to teach each other, Creating a brief presentation to share with a group or the whole class.  Dry erase boards create opportunities to maximize space and time, without wasting a great deal of resources. 
- Math Problems
 - Gathering Data
 - Writing Out Instructions
 - Editing
 - Diagraming sentences
 - Brainstorming
 - Making Timelines
 - Scorekeeping
 - Presenting in Small Groups. (Jigsaw)
 - Vocabulary Games
 - Cloud Maps
 - etc...etc...etc...
 
























