Public Health
What Does Lead Poisoning Do To Your Brain?
Lesson duration 05:22
Lead used to be a very common ingredient in many products, and unfortunately it still lingers in...
Search results for Political Science
TED-Ed's Best of Web
These South Florida 4th-graders have a message for their elected officials about climate change
Lesson duration 02:49
Fourth graders from South Florida share messages with their elected officials about climate...
Social Studies
Why does February only have 28 days?
Lesson duration 04:46
Why does February have 28 days when all the other months get 30 or 31? The answer is part...
Design, Engineering & Technology
Why danger symbols can’t last forever
Lesson duration 07:04
Chances are you wouldn’t be able to recognize a biohazard even if you were looking right at one....
Science & Technology
The Cheerios effect
Lesson duration 05:29
Ever notice how cereal tends to stick together in the middle of the bowl? Or it clumps to the...
Science & Technology
Living with Less Water
Lesson duration 08:16
The Western United States has been suffering from a drought for approximately 15 years, which has...
Meet the bluefin tuna, the toughest fish in the sea | TED-Ed
Lesson duration 05:02
What’s as big as a polar bear, swallows its prey whole, and swims at forty miles an hour? It’s...