As of 2026, Shanghai Tower is the second tallest building

Second tallest building can be found in?

Which country has the largest population?

When did World War II end?

Which continent is known as the "Dark Continent"?

What is the capital of Australia?

How many oceans are in the world?

The largest and deepest ocean is the Atlantic Ocean

Which country is the largest in the world by land area?

Who was the first cartoon character to be given a star on the Hollywood Walk of Fame?

Who invented the telephone?

If a>b, then a² > b² .

The determinant of a 2×2 matrix can be zero.

The lines 2x - 3y = 5 and 3x + 2y = 7 are perpendicular to each other.