A work platform for a ladder includes a support assembly that removably attaches to the ladder. The platform includes a tray which attaches to the assembly. The tray has a plane having a front and a rear. The plane has at least a first bin for holding small parts, a tool lasso slot, at least one screwdriver hole, and at least one drill holster slot. A method for using a work platform for a ladder includes the steps of obtaining small parts from a first bin in a plane of a tray held to a ladder with a support assembly of the platform. There is the step of placing at least one screwdriver in a screwdriver hole in the plane for holding the screwdriver. There is the step of placing a drill in a drill holster slot in the plane. There is the step of placing a quart can of paint in a quart recess in the plane. There is the step of placing a paint scraper in a paint scraper slot in the plane.