This incredible optical illusion shows how circular motion can result from linear motion! The reason we see the circle has to do with high school geometry. I explain why and give a formal mathematical proof in the video. My blog post for...

In this tutorial I show you how to create your own open educational resources (in a video multimedia format) using free software.


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br/>Step 1
- Wr
ite your script
- Creat

e a qu
ick...

In this tutorial I show you how to create your own open educational resources (in a video multimedia format) using free software. Step 1 - Write your script - Create a quick storyboard Step 2 - Record your audio - You can use free audio...

Mathematics teacher Evans Odei from Achimota Senior High, Greater Accra, Ghana, has been teaching for 20 years with the Ghana Education Service, falling in love with the profession while at teacher training college. After teaching at...

Mathematics teacher Evans Odei from Achimota Senior High, Greater Accra, Ghana, has been teaching for 20 years with the Ghana Education Service, falling in love with the profession while at teacher training college. After teaching at...

In this video I go over 3 google hacks for students (especially college students). As a student you want the quickest ways to find notes, exams, textbooks, research information, and anything to optimize your time. The search hacks in...

Master Multiplying monomials by polynomials

In this video, Justin focuses on using Google Forms to create quizzes that are automatically marked, as well as creating scavenger hunts where students can only proceed to the next question if they answer correctly. The tutorial...

👉 Learn about congruent triangles theorems. Two or more triangles are said to be congruent if they have the same shape and size. There are many methods to determine whether two triangles are congruent. Some of the methods include: (1)...

In this video, we explore the Half-Power Point and the -3dB point. Are they the same? How do we apply them to a Filter Design?

In this video, Justin explores six different whiteboard tools for online teaching, ranging from Google Slides to Microsoft Whiteboard. These tools offer a variety of features such as shape recognition, built-in templates, and options...