I created a graphic that summarizes all verb endings. It’s good for more advanced students or when you want to show all the possibilities at once!
PDF: El presente Indicativo. General All Regular Verbs chart.
To practice I created the following packet. It has 12 pages of writing activities that gradually get more complex as students become familiarized and more comfortable remembering the different endings. For $3.99 you can buy it HERE. This is a preview: