Magecraft

(Eberron Campaign Setting, page 113, DnD 3.5)

Divination

Level: ; Sorcerer/Wizard 1
Components: V
Casting Time: 1 round
Range: Personal
Target: You
Duration: 1 Day

You get a +5 competence bonus on one Craft check representing a day of work crafting an item. If you cast this spell every day for a week, you can make a Craft check representing the week's work and still gain the +5 competence bonus.

Focus: The tools and other equipment normally required to use the Craft skill to which you apply the bonus.