Book Appearances: The Magician’s Nephew
Overview: The bell and hammer in Charn are the instruments Digory uses to awaken Jadis from the ruin of that dead world.
In the story
The bell and hammer matter because they turn curiosity into consequence. Digory’s choice to strike the bell does more than reveal old magic. It lets catastrophe back into motion.
They are among the clearest object-lessons in the series about touching what looks fascinating before you understand the cost.