Faced with this oddly shaped magical device, Quirinus Quirrell spoke hesitantly. "This is...?"
"This is called Mother's Little Helper!" Fred and George said with broad grins. "It's very simple—if something doesn't belong in a place, it'll find a way to eat it!"
The two of them eagerly began the demonstration.
Fred lifted the lid of Mother's Little Helper and picked up a small piece of biscuit from the table.
George grabbed the teapot and poured its tea into Mother's Little Helper through its opening.
Then he tipped the teapot toward the floor, deliberately letting the tea spread over a large area.
After Fred closed the lid, he crushed the biscuit over the spilled tea and set Mother's Little Helper on top of it.
The moment Mother's Little Helper touched the ground, it began to move sluggishly. Like a Bundimun that had come alive, it spread over the biscuit crumbs with a soft rustling sound.
Fred picked up Mother's Little Helper, and the biscuit crumbs it had covered had disappeared, clearly having been "eaten."
"Scourgify!" George cleaned up after them, clearing away all the tea on the floor so that no accident would happen. If Aberforth Dumbledore saw it, they would surely get an earful.
"It worked!" Everyone applauded together.
Quirinus Quirrell's expression visibly changed. His gaze settled on Mother's Little Helper, his brow furrowed in thought.
Fred and George laughed smugly. "Of course it worked! Do you know how many people were involved?"
The two began counting on their fingers. "Wizet provided the theoretical support, Luna designed the magical music box, Neville and Hannah cultivated specialized Bundimuns..."
"And then there's us!" Fred and George puffed out their chests and thumped them loudly. "We designed it, and we were the ones who finally made it!"
"A remarkably ingenious magical device..." Quirinus