By taking on various roles found within the construction industry, pupils must replicate a building visible only in the architect's office ( a screen in the classroom).

Working in teams of 5 or 6, pupils race against the clock to create their building.

They must use planning, teamwork and co-operation if they are to succeed.

Space needed - a large classroom or hall with sufficient tables and chairs for pupils to work in groups of 5 or 6 at a table.

For older age groups, the purchasing and pricing of the materials needed for the building it introduced.