What is the smallest country in the world?

Lightning is hotter than the sun.

Male seahorses give birth to their young, not the females.

Sound travels faster in air than in water.

Who was the scientist to propose the three laws of motion? 

This animal was the first ever to be launched into space. She was strapped into the Soviet Sputnik 2 spacecraft which was sent out into outer space on November 3, 1957. What was her name?

What is the rarest blood type? 

Dolly was the first ever living creature to be cloned. What type of animal was she?

How many teeth does an adult human have? 

Yes or No? Can you hear anything in outer space?

The oldest living tree is 4,843 years old and can be found where? 

Where can you find the smallest bone in the human body?