My girls love choosing glitter notebooks, gel pens, and sparkly pencils which make doing their math problems a lot more fun. (mommyscene.com)
We all can remember being stuck at our seats doing math problems long after learning had reached the point of diminishing returns — just so the teacher could keep us busy and quiet. (educationworld.com)
For example, you can use a pencil to write notes on the display, or even do math problems. (androidheadlines.com)