Have you ever reached for a bottle of Elmer’s glue, craft glue, or another adhesive that has been up on a shelf for a few months (or a few years), only to discover that it has completely dried out?

If you need glue, good luck finding it! A school kid craft craze called “Slime” has caused a shortage of Elmer’s Glue at many stores nationwide, including some in San Diego. “Slime” is a fun, droopy, ...