WONDER #2663: Why Do Pop Rocks® Pop?

Question 1 of 3

What gas is released from Pop Rocks when they dissolve?

1. Oxygen
2. Hydrogen
3. Nitrogen
4. Carbon Dioxide

Question 2 of 3

Which is NOT an ingredient in Pop Rocks?

1. sugar
2. peanuts
3. flavoring
4. lactose

Question 3 of 3

This Wonder was mostly about...

1. how Pop Rocks are made and why they pop.
2. how to make your own Pop Rocks at home.
3. why Pop Rocks can be dangerous when eaten with soda.
4. the many types of candy enjoyed by people around the world.

Check your answers online at https://wonderopolis.org/index.php/wonder/Why-Do-Pop-Rocks-Pop.