I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

This hands-on project shows how to build a classic zoetrope and create the illusion of motion using simple materials. It is ...

Looking for help with today's NYT Strands puzzle? Here's an extra hint to help you uncover the right words, as well as all of today's answers and Spangram.

Here's today's Strands answers and hints. These clues will help you solve The New York Times' popular puzzle game, Strands, ...

Today's NYT Strands hints are easy if you're as quiet as a mouse.