Use the word parachute to visualise relationships between words in a word cluster.
Press the cursor button in the toolbar to control the tool. Click on the white parachute box to name a category. The Presenter keyboard can be summoned by pressing the yellow button or use the keyboard connected to your device. Select words belonging to the relevant category from the blue cards under the parachute.
Press the '+' button to add cards under the parachute. To remove the card, press the red bin.
You can set the columns or erase all cards via the settings button.