This student workbook from Ireland's National Adult Literacy Agency can be used by learners to improve handwriting. The focus is on printing neatly, not on cursive writing.
If you're curious about the value of handwriting in a digital society, a post from Decoda Literacy in British Columbia explores the topic.
Copyrighted. PDFs and download icons provided.
The student workbook developed by the Ontario Native Literacy Coalition (ONLC) and Turtle's Back Publishing can be used to introduce cursive writing.
Copyrighted. Available as a PDF.