3 results found for ,11-14-year-olds

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00:05:00

Solar Energy

by Various Presenters | Highschool presentations | 11-14 and upwards | 8 years ago | 1579 views More details Watch now
00:05:00

The Changing Shapes of Engineering

by Hal Evans | Highschool presentations | 11-14 and upwards | 9 years ago | 2885 views More details Watch now
00:02:00

Yeast

by Sebastian Klavinskis-Whiting | Highschool presentations | 11-14 and upwards | 10 years ago | 1739 views More details Watch now