Three pictures hang in front of a sixmonth- old child. The first shows two dots, the others show one dot and three dots. The infant hears three drumbeats. Her eyes move to the picture with three dots.
Doug Clements interested in computer applications in mathematics education, the early development of mathematical ideas, and the learning and teaching of geometry.
© 2020 National Council of Teachers of Mathematics (NCTM)
Powered by: PubFactory
Character limit 500/500