Instructional Video3:46
Curated Video

How to Calculate Percentage

9th - Higher Ed
Howcast - Use these steps to calculate percentage, without a calculator.
Instructional Video3:46
Curated Video

How to Calculate Your Body Fat Percentage

9th - Higher Ed
Howcast - Your body fat percentage helps you determine your diet and exercise needs. The number gives you an idea of how much of your body is composed of fat, muscles, and tissue.
Instructional Video15:44
Curated Video

Ductwork sizing, calculation and design for efficiency - HVAC Basics + full worked example

Higher Ed
How to design a duct system. In this video we'll be learning how to size and design a ductwork for efficiency. Includes a full worked example as well as using CFD simulations to optimise the performance and efficiency.
Instructional Video23:40
Schooling Online

Physics Kinematics: Motion in a Straight Line - Measuring Gravity Part 2

3rd - Higher Ed
The results are in – gravity is weaker than it should be! Lotus is certain that someone is digging a giant cave underneath the Big Apple, but Mark isn’t convinced. Who do you think is correct? This lesson will assess the accuracy,...