Fold-flat step stool.
Take a look at this home basics Blue Folding Step Stool by Kitchen Organization Collection on #zulily today!
25 Gifts to Make for Men - Crazy Little Projects
Get a plain old library style kick stool and paint it a nicer colour?
Folding; Sliding; Table Saw Extension Wing
Fold-Down Cutting Rack - The Woodworker's Shop - American Woodworker
Folding Workshop- “shop-in-a-box” combines a full-featured worksurface http://woodsmithplans.com/plan/folding-workshop/
Arts & crafts library step chair (eBay).
Reproduction late Victorian metamorphic library step chair. Height:90cm Width:44cm Depth:38cm
Science behind furniture design. Could be useful ....