Sir Terry Pratchett's Discworld novels are filled with references to Shakespeare, and are a wonderful opportunity to introduce the Bard's words and works to children of all ages in a more palatable and less intimidating way.
Sir Terry Pratchett: Author's Discworld series of novels sold millions and he faced early-onset Alzheimer's with courage and wit, The Independent
All the Disc's a Stage - Terry Pratchett and Shakespeare
Terry Tuesday! Discworld Mini Arc Overview: The Witches – Weatherwax Report
The Full List of Terry Pratchett Books
Musing on Wyrd Sisters – Musings
Hogfather: : Modern Plays Terry Pratchett Methuen Drama
The classic Discworld novel, available in a brand-new cover look, celebrating 50 years of Terry Pratchett!
Eric
Death and the Author: A Brief Commemoration of Terry Pratchett - BLARB
Was Shakespeare Educated?
Wyrd Sisters, Discworld Wiki