What kind of machine is this?
It's a simple machine.
What machine is this?
It's a scooter.
What kind of machine is this?
It's a simple machine.
What machine is this?
It's a tractor.
What kind of machine is this?
It's a simple machine.
What kind of machine is this?
It's a complex machine.
What kind of machine is this?
It's a complex machine.
What machine is this?
It's a microscope.
What machine is this?
It's a rolling pin.
What kind of machine is this?
It's a simple machine.
What machine is this?
It's a microwave.
Who uses a rolling pin?
A baker uses a rolling pin.
What machine is this?
It's a seesaw.
What machine is this?
It's a screw.
What kind of machine is this?
It's a simple machine.
What kind of machine is this?
It's a simple machine.
What kind of machine is this?
It's a complex machine.
What machine is this?
It's a bicycle.
Who uses scissors?
A barber uses scissors.
What kind of machine is this?
It's a complex machine.
What machine is this?
It's a stapler.
What machine is this?
It's a wheel.
Who uses a tractor?
A farmer uses a tractor.
What kind of machine is this?
It's a simple machine.
Who uses a microscope?
A scientist uses a microscope.
What machine is this?
It's a hammer.
Who uses a hammer?
A carpenter uses a hammer.
What machine is this?
Those are scissors.
What kind of machine is this?
It's a complex machine.