Technologystudent.com
Aimed at teachers and pupils of technology, this site covers a number of aspects including the design process, gears, structures, technology and cultures, computer control, graphics techniques, electronics, keywords, materials and more.
Geometric Solids
A teaching tool, which works well on an interactive whiteboard, which is good for learning about solid shapes and their properties. Explore the number of faces, edges and vertices. There are lesson plans which demonstrate how the tool can be used.