The Flatworks LLC is raising funds for PlyFly Go-Kart: A 25 MPH Wooden Roadster on Kickstarter! A complete gas powered wooden go-kart that is as much fun to build as it is to drive. Arrives in 3 boxes and assembles in 1 day.
Top up with the remaining mixture, screed the surface, and flatten with a trowel. Repeat for the bench top using the identical amount of concrete mix. Cover the parts with plastic sheeting, and leave to cure for a couple of days.
The points of an Icosahedron (one of the 5 Platonic Solids) an be made by intersecting 3 Golden rectangles (based on the proportion Phi - - the Golden Ratio). An icosahedron has 20 triangular faces, 30 edges and 12 vertices.