What year did the Second World War start?

What's the capital of Brazil?

• Sao Paulo

• Rio de Janeiro

• Brasilia

Which country's longest river is called the Po?

How many megabytes are there in a gigabyte?

• 10

• 100

• 1000

• 1

 $What's\ \sqrt{36}?$  

What does USB stand for? (as in 'a USB cable')

• Universal Serial Bus

• Universal Serial Byte

• Universal Serial Bill

How many limbs (legs) does an insect have?

What's water made of?

• it's made of 3 molecules

• it's made of 3 atoms

• it's made of 3 droplets

How many books are there on The Lord of the Rings?

In what part of the body is the tibia?

• in the chest

• in the upper arm

• in the lower leg