TED-Ed
Why Are Some People Left-Handed?
Despite what some may think, being right- or left-handed isn't a conscious choice people make. Watch this short video to find out exactly what determines a person's dominant hand, and how the cooperative and competitive nature of humans...
Curated OER
Basic Rate Problem
A simple rate problem is looked at in this video. The listener needs to compute whether four trains each going different distances over different amounts of time are moving at the same constant rate. This problem reinforces ones basic...
MinuteEarth
How These Sea Shells Know the Weather in Greenland
Does a single-celled organism know more about the history of our planet than we do? A video explains how single-celled organisms manage to build a house and hold the secrets to the weather. They contain the information about the changes...