A cross vault, also known as a groin vault, is a type of architectural element used in building construction, particularly in Gothic and Romanesque architecture. It is typically formed at the intersection of two-barrel vaults, or curved ceilings. Cross vaults are often used to divide large spaces into smaller sections or to support the weight of a building’s roof.
To teach students about cross vaults, you may want to start with a basic overview of vaults and their function in architecture. From there, you can explain how cross vaults are created by intersecting two-barrel vaults at right angles. You can also discuss the benefits and drawbacks of using cross vaults in architectural design.
To make the lesson more engaging, you can show students examples of cross vaults in real-world buildings, such as cathedrals, basilicas, or castles, and discuss the historical and cultural context in which they were created.
You may also want to challenge students to create their own cross vault designs using paper or cardboard as a hands-on activity. This can help reinforce the concepts of form, space, and structure. By teaching about cross vaults, you are helping students appreciate the rich history and diversity of architecture and engineering.

