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A developing beaded bracelet. Pink-orange-transparent yellow-solid yellow, then back to pink as the pattern repeats.
Pattern Bracelets

Pattern Bracelets

I have been thinking about patterns for a long time, occasionally making progress in understanding how children learn to identify and think about patterns. Overall, it is slow going. There isn’t nearly as much of a research base on learning patterns as there is for...

National Math Festival

National Math Festival

I'm taking Math On-A-Stick and Which One Doesn't Belong? on the road—to the National Math Festival in Washington, DC on Saturday, April 22, 2017. If you're nearby, you should come out and say Hi! I have two Math On-A-Stick sessions—at 10:00 and 4:30—and...