He is celebrity. He is not authoritative about subject of teaching math to kids....

		watwut 8 months ago \| parent \| context \| favorite \| on: Children's arithmetic skills do not transfer betwe... He is celebrity. He is not authoritative about subject of teaching math to kids. He is authoritative about his area of physics. He also is authoritative about writing popular books for physics that demystify physics to adults. But again, not about kids and math.