World Quiz vs Space challenges

Learn about countries, US states, capitals, flags and maps with many games and achievements waiting for you. * Levels & Achievements * Score points, get level-ups and unlock achievements. * Multiple Games * You will find three game types: ABCD Quiz, Write Quiz and Write Race. Each game comes in many variations that you can choose from. * Smart Teacher * Choose difficulty and the game engine will select appropriate questions making sure that you're learning fast and have fun. * Write Race * Have you ever wondered how many countries of the world do you know? Just start Write Race game and compare your result with friends. * Quiz * You see the flag of some country. What is the name of this country? Can you write it down? Or maybe you want to select the correct answer from 4 options? That is only one possible quiz game from many possibilities. * Compare * Does Germany has a bigger surface area than France? Which country has higher population? Answer in a Compare game.

Space Challenges: Valles Marineris puts you in the suit of a lone astronaut stationed near Mars’ legendary canyon. Your mission: survive, explore, and solve science-based challenges that stand between you and humanity’s future among the stars. Observe the planet, manage life-support systems, analyze resources, and react quickly to emergencies such as failing solar panels, blocked oxygen pipes, dust-covered equipment, dwindling supplies, and even the threat of an incoming asteroid. Each challenge is designed to test your logic, memory, problem-solving skills, and your knowledge of space essentials.