Rational Counting
Trixie was 2 years
and 9 months at the time that this video was made.
What To Look For In This Video
- Trixie is able to coordinate her counting ("one, two, three . . .") with moving the objects, in turn, to one side.
Trixie was 2 years
and 9 months at the time that this video was made.
What To Look For In This Video