Instructional Video3:10
Curated OER

Tree and Plant Life in the Jungle

3rd - 8th
How do new plants in tropical rainforests get enough sunlight through the tree canopy overhead? Watch young seedlings lash around and use other plants and trees as ladders to the sunlight. This time-lapse video is incredible to watch!
Instructional Video1:21
Curated OER

Seedling Time Lapse

Pre-K - 4th
A Courgette seedling pushes up through the ground and spreads its leaves before your eyes. No sound is included. Use this for your young biologists.
Instructional Video2:31
Curated OER

STEMbite: How Trees Grow

5th - 9th
Go to the light! That's what trees do; they grow towards light since they need it to produce energy. This phenomenon is called phototropism. Trees also grow in response to gravity, a phenomenon known as geotropism. In this video, the...