Curated OER
Scarification
Young scholars examine the process of scarification. They use their prior knowledge to discuss how to change the appearance of the human body. They write a summary about what they have learned.
TED Talks
Ted: Ted Ed: Got Seeds? Now Add Bleach, Acid, and Sandpaper
Nicking, filing, and soaking the seed in hot water or acid are all forms of scarification, or ways to speed up germination by breaking down the shell. Mary Koga offers some tips to spur your sprouts. [3:35]