A Bead and a Prayer: A beginner's guide to Protestant prayer beads by Kristen E Vincent. 

Listen: Praying in a Noisy World by Reuben P Job.

Pray and Color: a Coloring book by Sybil MacBeth is on the 2018 United Methodist Women's reading program for Spiritual Growth. MacBeth's previous book, Praying in Color, is a previous UMW reading program book.