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Why good ideas get trapped in the valley of death— and how to rescue them
Lesson duration 05:10
757,878 Views
990,676 Views
1,020,437 Views
306,062 Views
1,439,136 Views
682,645 Views
What it's like to live on the International Space Station - Cady Coleman
Lesson duration 06:17
76,978 Views
1,307,264 Views
1,209,310 Views
431,499 Views
447,523 Views
What it takes to be racially literate - Priya Vulchi and Winona Guo
Lesson duration 12:23
142,186 Views
3,685,969 Views
411,277 Views
The incredible, bendable, twistable, expandable elephant trunk
Lesson duration 05:10
255,537 Views
509,829 Views
376,842 Views
1,332,562 Views
143,329 Views
230,706 Views