On a recent morning in South Seattle, Kristin Alfonzo challenged her preschoolers to make the number 7 using beads strung across two rows of pipe cleaners. One 5-year-old boy slid four beads across ...
PITTSBURGH (KDKA) -- In one of the very first Hey Ray! segments, I showed you a magic trick with cards that was just math disguised as magic. I think it is time to bring back some math magic with what ...
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