Alphabetical will help and teach you how to write the alphabet in lower and uppercase. You can select which letter you would like to practice, you can also swap between the upper and lower case on the main screen.
There is also 2 mini-games, Pairs and Alphabet. Pairs is a basic Pairs game where you have to find the matching letters within the grid. Alphabet allows you to click on the alphabet in the correct order as fast as you can.