01:12 duration 1 minute 12 seconds
CHILD 210 Unit 02 Clip 6
Unit 02 > Unit 02: Activities > U02 Observations in Development - Instructions > Clip 6 123321_03D1C6_Clip6(58)
00:27 duration 27 seconds
CHILD 210 Walking
Unit 02 > Unit 02: Activities > U02 Observations in Development - Instructions > Clip 6