Cellulose nitrate was used to make dice from the late 1860s until the middle of the twentieth century, and the material remains stable for decades. Then, in a flash, they can dramatically decompose.
1 week, 3 days
STEMs of Learning
Meet Jack our pumpkin who rolled in from our garden to visit some classroom during the month of October. Check out pictures from Jack’s Travel Journal and see all the fun and exciting things Jack did with the students. 68 more words