Annabeth gets her dagger back when she instinctively goes to grab her dagger, but grabs Sadie Kane's wand Annabeth cannot let go of the wand, and it transforms into her dagger, much to Annabeth's surprise. ... When the staff is destroyed, it takes Annabeth's knife with it.

Does Annabeth ever get her laptop back?

The Last Olympian

Annabeth used it during the Battle of Manhattan. ... It is assumed, though not confirmed, that Annabeth kept the laptop after the war and used the blueprints to rebuild Olympus.

Does Annabeth lose her dagger?

When Annabeth Chase fell into Tartarus along with Percy Jackson, she lost her knife, the weapon she owned since she was seven, given to her by Luke Castellan.