Texarkana Museum System members and their children learned math and science concepts Friday morning as they watched Tommy Noddy and his Bubble Magic performance at the Discovery Place Children’s Museum. Noddy’s bubble caterpillar was a hit with the youngest children. “This is what you get after 30 years of playing with bubbles, everyday,” said Noddy as he caught the last of the caterpillar’s tail and put it in his pocket. Noddy, a former science educator, maneuvered his dual bubble wands to make a series of unusual shapes.

“Bubbles in bubbles, smoke in bu...