Power Drill Concepts
Tools : Pilot Razor Point, Papermate Flair, Prismacolor Markers
Headphone Concepts
Tools : Pencil, BIC Soft Feel Pen, Sharpie
Tents
Tools : BIC Soft Feel Pen, Papermate Flair, Prismacolor Markers
Submersible Vehicle Concept
Tools : BIC Soft Feel Pen, Papermate Flair, Prismacolor Markers