Technology
Health
Education
Jobs & Careers
100
What does CPU stand for?
Central Processing Unit
100
How many hours of sleep do most adults need each night?
7–9 hours
100
What is the main purpose of homework?
To reinforce learning and practice skills.
100
Who teaches students at school?
A teacher
200
Which company created the iPhone?
Apple
200
Which vitamin is mainly produced when your skin is exposed to sunlight?
Vitamin D
200
Which school supply is commonly used to erase pencil marks?
An eraser
200
Who treats sick patients in a hospital?
A doctor
300
What web browser is represented by a colorful circle with blue in the center?
Google Chrome
300
Which organ pumps blood throughout the body?
The heart
300
What subject studies past events?
History
300
Who designs buildings?
An architect