Sheldon high on coffee

1. What are they doing?
Making penny blossoms. 

2. Why doesn't Sheldon want to drink coffee?
Because he promised his mom to not take drugs when he moved to California. 

3. How does Leonard convince Sheldon to help them?
Telling him that if he, the leader, isn't there the project will fail. 

4. What happens to Sheldon after he drinks the coffee?
He gets hyperactive. 

5. What number of plastic flowers Howard does say they already did? 
one thousand penny blossoms. 

6. Which superhero is Sheldon's costume?
Flash.