Famous scientists
Astronomy advances
Amazing animals
Futuristic transport
Chemistry
100
This famous Serbian genius was known especially for his electrical inventions.
Who is Nikola Tesla
100
Clyde Tombaugh, an American astronomer, was best known for discovering this tiny planet, later re-classified as a dwarf planet.
What is Pluto
100
This microbe, sometimes known as a tardigrade, and known for its ability to survive extreme temperatures, is also known by this friendlier-sounding two-word name.
What is a water bear
100
The Shinkansen, a network of high-speed bullet trains, would be found in this country.
What is Japan
100
This element is the most common in the entire universe, making up about 75 percent of its total mass.
What is hydrogen
200
Charles Darwin, the man seen here, was known for his theory of biological origins, normally known by this four-word phrase.
What is "The Theory of Evolution"
200
The Solar System's largest lake, Kraken Mare, was only discovered in 2006. It is located on Titan, a moon belonging to this planet.
What is Saturn
200
At times growing up to 1.5 meters across, the Flying Fox is not actually a fox but rather this strange and nocturnal mammal.
what is a bat
200
The air taxi pictured here, known as an eVTOL, or electric vertical take off and landing, was designed by this American ride hailing company with a German name.
What is Uber
200
this element, with the same name as a planet, is the only metal that remains a liquid at room temperature.
What is mercury
300
This English physicist was known as the father of calculus, and developed the law of universal gravitation.
Who is Isaac Newton
300
Though predicted by Einstein, this color-coded feature of the universe wasn't observed for the first time until 1971.
What are black holes
300
Growing up to 40 feet long and weighing 40 tons, this shark species is known as the world's largest fish.
What is the whale shark?
300
This type of micro train is sometimes called PRT, which stands for this ...
What is Personal Rapid Transit
300
This classic container used in chemistry labs is known by this bird-like name ...
what is a beaker
400
The English zoologist Jane Goodall was known for studying this African ape.
What are chimpanzees
400
Located 3 billion light years from Earth, Alcyoneus is the largest known one of these.
What is a galaxy
400
This tiny bird is known as the only bird able to fly backwards.
What is a hummingbird
400
Who is Jeff Bezos
400
This type of suit, sometimes used when handling dangerous chemicals, is called a Hazmat suit, which is short for this ...
What is hazardous materials
500
This man, whose face is on the $100 bill, was known for discovering electricity as well as several inventions, such as a stove named after him.
Who is Benjamin Franklin
500
The man here, Edmund Halley, discovered this unique space rock which was known to return to earth roughly every 75 years.
what is a comet
500
Perhaps less famous than the Bengal tigers of India, this type of tiger lives in the freezing landscapes of Russia. 
what is a Siberian tiger
500
Reaching speeds of over 300 MPH, the Chiron Super Sport 300 + is the world's fastest sports car, made by this European car company.
What is Bugatti
500
H2SO4 is the chemical formula for this colorless acid compound.
What is Sulfuric Acid