Showcase Videos

Here are some showcase videos. These are examples of videos that you can find on this channel and website.

• Proof for the Trick of Multiples of 9
  

  Learn why adding the digits of a number will allow you to see if the number is a multiple of 9. This video is recommended for people interested in math tricks.

• Substitution (A Way to Solve Equations with 2 Variables)
  

  Learn how to easily solve linear equations with two variables using a method called substitution. This video is recommended for prealgebra students and people interested in learning how to solve linear equations with 2 variables.

• What is Pneumonia?
  

  Learn about pneumonia, a pulmonary disease. This disease occurs in the alveoli, but it has effects all over the body. I have had this disease myself. This video is recommended for people who are interested in the disease, learning about lung diseases, or just learning about lungs.

• The Easiest Way to Calculate LCM and GCF
  

  Learn how to easily calculate the least common multiple and greatest common factors of numbers. You will be able to apply this trick in real-world problems.

• Area

Here, you can learn about the basics of area - what it is, and how to find the area of squares and rectangles. I do not cover how to find the area of circles, triangles, or other shapes that are not rectangles or squares. This video is recommended for people in grades 2-3.