Suds up your classroom with bubble mathematics! Kids blow bubbles, let them burst on paper, and measure! They find the circumference, radius, and diameter of a bubble! Encourage kids to try to blow various sizes of bubbles on the paper. Then, tell them to grab a ruler and start measuring! Who will blow the biggest bubble? Visit PBS for a printable pdf to go along with this activity.
Scholastic has a bubble blowing project for older kids. Students blow one GIANT bubble on their desk and measure the ring it leaves after popped.
Click here for light and color exploration with bubbles!