Following photos shows the students who were working with several machine tools and assembling the engines. Almost of the students had had no experiences in the machine working. So they were very hard to make the parts of the engine.
A student is making a cylinder using a lathe.
He is using a milling machine.
Small parts should be made carefully.
He is using a tap. The thin taps were broken.
He is assembling the engine. He is in a hurry, because he want to see his operating engine. But the assembling needs a lot of time.
They are assembling the engine eagerly. Generally, the model Stirling engine don't operate soon.