Math - Combining Sets

This video clip shows how two boys count small sets of blocks and then combine them to double the count. Would an older pair of children have to start at "one" each time they wanted to know the total number of blocks?

Other Authors: Infobase,, Videatives (Firm)
Format: Video
Language: English
Published: [Place of publication not identified] : Videatives, [2014]
Distributed by Infobase,
Physical Description: 1 online resource (1 video file (4 min., 8 sec)) : sound.
Series: Early Mathematical Thinking.

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