• What do you think is the most important machine in your life?
• What do you think was the most important invention in history?
• Which machines do you think make our lives easier?
• Which machines do you think make our lives more difficult?
• Which are the most useless machines, the machines we could live without?
• If you could invent any machine, what type of machine would you invent?
• How big would it be?
• Would it be for everyone or only the very rich?
Which machines do you think had one purpose when they were invented, but now have many or different ones?
What machines do you use everyday in your life?
What things can you do faster without using a machine?
Which machines do you use on a daily basis?