The Calculus is made up of a few basic principles that anyone can understand. If looked at in the right way, it’s easy to apply these principles to the world around you and to see how the real world ...

Derivative Graphs are visual representations of the derivative of a function with respect to its variable. They show how the slope of the tangent line to a curve changes at each point, allowing for an ...

We like mechanical calculators like slide rules, but we have to admit that we had not heard of the Ott Derivimeter that [Chris Staecker] shows us in a recent video. As the name implies, the ...