This week I was visiting a second grade classroom during math centers and the teacher had such a clever and simple idea for keeping those rolling dice contained in an area for the math games.  I loved how independent and on-task the students were during math centers and tools such as this really go a long way in keeping centers functioning in a way that promotes student learning.  So here it is–it’s so simple!  It’s simply felt glued to the bottom of a ice cream lid.  The small ridge of the lid keeps the dice in the area.  So incredibly clever! So here’s how you make it. Step 1:  Using a marker, trace a circle using the lid as a guide