Mcqs allows users to take quizzes with 50 questions each. Each question has four options. Correct answers are highlighted in green, incorrect ones in red, and the correct answer appears in green. A summary shows the number of correct answers.
Knowledge with quizzes on idioms, phrasal verbs, slang, irregular verbs, and prepositions. Features include randomized questions, multiplayer mode, and vocabulary expansion. Track progress and challenge friends.
Test knowledge of rocket models and manned by guessing space research vehicles. Answer questions with hints provided. Track progress through 30 launch vehicles and 10 manned space ships. Learn about 40 research vehicles with educational content.
