Complete 5 quizzes successfully after experiencing a failure. Bounce back stronger!

Win 5 quizzes in a row without any failures. Streak achievement.

Complete 3 quizzes in 1h. Speed achievement.

Win 3 quizzes in a row without any failures. Streak achievement.

Complete 2 quizzes in 1h. Speed achievement.

Get 100% on 25 different quizzes. Perfect score achievement.

Complete 25 easy difficulty quizzes. Difficulty mastery.

Complete 25 quizzes. Milestone achievement.

Complete 10 quizzes in any single major topic. Topic depth achievement.

Complete at least 1 quiz in 20 different major topics. Cross-training achievement.

Complete at least 1 quiz in 3 different major topics. Cross-training achievement.

Complete at least 1 quiz in 5 different major topics. Cross-training achievement.

Complete at least 1 quiz in 10 different major topics. Cross-training achievement.

Complete at least 1 quiz in 15 different major topics. Cross-training achievement.

Get 100% on 10 easy difficulty quizzes. Perfect score achievement.

Get 100% on 1 different quiz. Perfect score achievement.

Get 100% on 5 different quizzes. Perfect score achievement.

Get 100% on 10 different quizzes. Perfect score achievement.

Complete 10 easy difficulty quizzes. Difficulty mastery.

Complete 1 quiz. Milestone achievement.

Complete 5 quizzes. Milestone achievement.

Complete 10 quizzes. Milestone achievement.

Send the Alien back home