LESTHAN

Scale model - wikipedia, the free encyclopedia, Requirements for scale models. in general a scale model must be designed and built primarily considering similitude theory. however, other requirements concerning.

The geometry junkyard: all topics - donald bren school of, Associating the symmetry of the platonic solids with polymorf manipulatives. astro-logix 3d ball-and-stick geometric construction kit. the atomium, structure formed.

Metal buildings 101 – the basics of metal building systems, Learn the basics of metal building system construction. whether a barn or a church building, the same principles of construction apply..

3d computer aided railway modeller - scarm | beginners, Scarm means simple 3d computer aided railway modeller – a free software for simplified design of scaled railway layouts and creation of railroad model track plans..

Geometric construction - construction & manipulatives, These great value geometric construction sets provide endless inspiration for young minds. encourages children to problem solve and use logical thinking..

A train that circles around the earth! coming soon, A flying train which circles around the earth, falls down because of the gravity and rises up due to momentum. check out this infinite model!.