We spoke with an expert from Vanderbilt University about why patterns aren't included in the Common Core State Standards for kindergarten math and whether they should be added.

Scientists have found a mathematical explanation for the complex patterns on the wings of dragonflies and other insects.

• “Algebra, Patterns, and Functions for Elementary School Teachers: A Workbook Approach, by Professor Mary Ann Barbato of the Fitchburg State Mathematics Department,” is an accessible ...