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# How to Create Instructional Videos with QuickTime

This video walks you through the process of using QuickTime on a Mac to quickly and easily record video captures. QuickTime is a free resource available for both Mac and Windows. It has a video capture capability that makes it simple to capture your computer screen.

## Applications of Linear Functions: Circumference vs. Diameter

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# Direct Variation: Circumference vs. Diameter

A simple application of linear functions involves the ratio of the circumference of a circle to its diameter. Students are familiar with the irrational number π, but many may not know where the number comes from.

## A Simple Application of Linear Functions: Hooke’s Law

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# Linear Functions and Hooke's Law

A simple application of linear functions is Hooke’s Law, which involves a physics application. The reason Hooke’s Law is a simpler application to start with is because it is a direct variation of the form

f(x) = kx

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# From Counting to Creativity: 13 Engaging Math Activities for Kindergarteners

Do you remember the first time you counted your fingers, giggling with excitement? Or when you played with building blocks, making towers that reached the sky? That's where math begins, in the everyday moments of childhood.

# GoogleClassroom

Media4Math resources can easily be added to your GoogleClassroom account. In this Blog post we’ll show you how to do it. Let’s start with Media4Math Library.

## Using Media4Math Library

Every one of our Media4Math Library content resources includes a GoogleClassroom link. You’ll find the button here.

# 2023: Year of the Rabbit

This is the year of the rabbit in the Chinese zodiac. This reminds us of the Fibonacci rabbits that were used to generate the Fibonacci sequence, one of the most important number patterns.