What is this?
Harvester
What is this?
Train
Is this a simple or a compound machine?
Simple machine
What is this?
Television (TV)
What is this?
Computer
What is this?
Telescope
Is this a simple or a compound machine?
Compound machine
What is this?
Microscope
What is this?
Stethoscope
Smartphone
What is this?
Plane
What is this?
Tablet
What is this?
Tractor
What is this?
Laptop