Original PromptThis learning resource focuses on Rube Goldberg machines, which are complex contraptions that use a series of simple machines to achieve a simple task in a humorous way. The objective is for students to design their own Rube Goldberg machine incorporating at least five steps of a chain reaction and identify the specific simple machines utilized in their design. Key activities involve brainstorming goals, sketching designs, analyzing the functions of different simple machines, and brainstorming ways to improve efficiency. Students will explore various simple machines including levers, pulleys, wheels and axles, inclined planes, screws, and wedges, to understand their applications and enhance their engineering thinking.