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Study
Level 4 Unit 8 - Inventions
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What is this?
This is a light bulb.
Oops!
Okay!
What is this?
This is a submarine.
Oops!
Okay!
What is this?
This is a calculator.
Oops!
Okay!
What is this?
This is a microwave.
Oops!
Okay!
What is this?
This is an x-ray.
Oops!
Okay!
What is this?
This is an alarm clock.
Oops!
Okay!
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