Instructional Video7:59
Curated Video

Centre of Gravity: Finding the Balance Point of Irregular Objects

6th - 12th
We use a plumb line and hook to find the centre of gravity of an irregularly shaped piece of card. A hole is punched in the card and it is suspended from the hook. A plumb line is used to let us draw the vertical line under the hole on...
Instructional Video6:08
Curated Video

Finding the Area of Irregular Shapes

3rd - Higher Ed
Mr. Addit demonstrates the use of the grid strategy for finding the area of irregular shapes.
Instructional Video10:12
msvgo

Introduction to Perimeter

K - 12th
This nugget explains the concept of perimeter and demonstrates how to calculate the perimeter of different shapes and figures.
Instructional Video10:08
Professor Dave Explains

Pluto, Comets, Asteroids, and the Kuiper Belt

12th - Higher Ed
We've just wrapped up a survey of all the planets and moons in the solar system. But is that all there is? Not even close! There are tons of objects that make up the asteroid belt, the Kuiper belt, the Oort cloud, you can't even believe...
Instructional Video1:36
Curated OER

Measuring an Irregular Distance

3rd - 6th
The math pirate needs to measure a distance on his treasure map. He realizes that he's not measuring a straight line, but an irregular distance. This short clip is well done, it uses a real-life math application, concrete mathematical...