Using rubber cement to attach your poster board to the foam core backing allows the foam core backing to be re-used. Attach your poster board or other material to your foam core backing before you put ...

on the course, I'm here to share some of the very best marathon sign ideas for you to steal ... So, without further adieu, grab some poster board, and let's get to it.

With just a few folds, you can turn a sheet of poster board or thin cardboard into a DIY gift box. This video from youtuber DaveHax shows you a cheap and easy way to give out gifts, or create some ...