Select 'Choose lesson' by clicking the option on the navigation bar or selecting the option from the home screen.

Select custom to view all the custom lessons you've created and saved.

Sort or search for any lesson and select a lesson by clicking on it.

Add temporary expressions or words to your lesson by typing them into the box and hitting enter or clicking the plus button.

Click 'Set data' and you're all set to begin crafting some awesome games with your very own custom lesson!