1. We open MindManager mindmanager, click New, and select the blank template we need on the template homepage. There are various templates in mind map, and Bian Xiao chose radial map here.

2. After clicking on the radial map, we will jump out to create a map. We can click directly, and the template preview of mind map can be seen on the left.

3. Click the+in the red box to expand other branches of the map.

4. After having a general understanding of how mindmanager works, we can make mind maps ourselves. First, we should know what is the main content of third grade mathematics and what are the main knowledge points in the corresponding content.