Here are some Spellbinding book recommendations:

Junior: The Lost Magician; Meet the Wizardsons; The Magic Rings; The Magic Finge; Children’s Book of Mythical Beasts & Magical Monsters; Children’s Book of Magic

Middle: Nevermoor; The Wizard’s Apprentice; The Glass Sentence; Quest for the Spark; The Nowhere Emporium; Abracadabra

Senior: The Book of Dust; The Dolls; Baptism of Fire; Slay; The Girl of Ink and Stars; The Books of Magic