The Amazing Screw

What is the purpose of a screw?

• To make tough jobs easier

• To hold things together

• To convert circular movement into a powerful force

• To fasten planks of wood

Who regularly offers to help the Eureka! construction crew?

• Professor Carver

• The other three judges

• Hardware store workers

• Inventors

What is the mechanical advantage of a screw?

• It makes tough jobs easier

• It holds things together

• It converts circular movement into a powerful force

• It fastens planks of wood

What does Professor Carver use to fasten the planks of wood?

• A screw and a screwdriver

• A hammer and nails

• Glue

• Duct tape

Who gets to take a break while Professor Carver works on the wooden banner?

• The other three judges

• Professor Carver

• The Eureka! construction crew

• Hardware store workers