Kids can build literacy skills (reading, spelling, writing, and handwriting) with these Osmo games:
1) Words, Words Education, Words Explorers and Words Chomp (played with Words letter tiles);
2) ABCs and Lettertopia (played with Sticks and Rings).
Here are the product pages:
Handwriting skills can be improved with Osmo Masterpiece. You can play Masterpiece with pen and paper, but we do recommend the Creative Set/Monster for improved experience.
Here's a sample handwriting lesson for Masterpiece.
Find more information in our PDF guides to Osmo games.