Results

These two short online tutorials discuss how the earth rotates and then the earth's revolutions.

In the first URL, the YouTube video explains why earth has spring, summer, autumn and winter seasons. The second URL summarizes the key takeaway points.

This video explains how to find factors.

Video 1: Introduces the concept of prime factorisation
Video 2: Examples of prime factorisation
Video 3: Common mistakes made relating to prime factorisation

This video describes about similar shapes. It can help easily to find size  of a side and angles of similar figures. 

Outcomes

In this course you will learn about:

1. Properties of similar triangles.
2. Conditions for similarity.
3. Proving triangles similar.