Series: Focus on the Child

Plus 1, Minus 1 with Child 28

Plus 1, Minus 1 with Child 28
Duration: 02:03Having video problems?

If you use Internet Explorer 8 or below, please consider using Chrome, Internet Explorer 9 or higher, Safari, or a tablet or smartphone for a better viewing experience.

A child uses cubes to aid in addition and subtraction.

Focus on the Child videos are taken from one-on-one interviews with individual children. The interviews are designed to elicit evidence of children’s mathematical thinking. They are not teaching episodes or formal assessments.