Instructional Video0:53
Curated Video

Delta

6th - 12th
A geographical feature formed where a river reaches the sea or other large body of water into which it empties. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Instructional Video0:52
Curated Video

Eutrophication

6th - 12th
An overabundance of nutrients in a body of water, causing excessive plant growth. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video1:52
Visual Learning Systems

Investigating Water: Where Is Water

9th - 12th
Everyday we use water. We drink water, use it to cook our food, and we use it to wash things. This video takes a look at the many important investigating water uses of water, while exploring its basic characteristics.