Wet-Dry-Try is an app for Â handwriting practice, allowing your little ones to learn and practice correct formation habits for writing capital letters and numbers on a virtual slate chalkboard. There areÂ three levels of difficulty for each letter, which builds skills progressively. Once you’ve mastered a level of difficulty on each letter you win a star; three stars wins a Letter Card. Simple but effective.Â Note that it only runs iPad 2 or later though. Boo.