Asia is the world's largest and most populous continent. It has 49 countries and 5 disputed countries. Take this quiz and find out how good do you know capital cities of Asia.
A Black hole is a place in space where gravity pulls so much that even light can not get out. They are one of the greatest mysteries in space. Take this quiz adn find out how much do you really know about Black holes!
Sumo is a traditional Japanese sport where wrestler attempts to force another wrestler out of a circular ring. Take this quiz and find out how much you really know about this over 1000 years old sport.
U2 are an Irish rock band from Dublin. By many they are considered to be the best rock bend of all time. Go through the short quiz and build up your Dreevoo knowledge score.
Fish are vertebrates, which are adapted to life in the aquatic environment. Fish are the most numerous group of vertebrates. The number of different species of fish is almost as much as all other vertebrates together.
Apple was until the recent the most valuable company in the world. It's responsible for number of innovations, especially for bringing technology to the masses with its intuitive user experience and great looks.
Our beautiful, one and only home called Earth is called the Blue Planet for a reason. Vast oceans make it exceptional when observed from space. Find out how familiar you are with some of the world's oceans facts.
The Himalayas is a mountain range in Asia, separating the Indian subcontinent from the Tibetan Plateau. It is home to the planet's highest peaks, including the highest, Mount Everest.
Morse code is a method of transmitting text information as a series of on-off tones, lights, or clicks that can be directly understood by a skilled listener or observer without special equipment.
X-rays are a form of invisible, high-frequency electromagnetic radiation. X-rays are very small and energetic. They are used in different branches of science.
The Milky Way is the galaxy that contains our Solar System. Its name "milky" is derived from its appearance as a dim glowing band arching across the night sky in which the naked eye cannot distinguish individual stars.