Use this A2-B1 ESL science reading passage to learn why people dream. It includes key vocabulary, reading comprehension questions, and answers for English learners.Reading LevelA2-B1Word Count286 wordsReading PassageDreams can be stories, pictures, sounds, or feelings that happen in our minds while we sleep. Some dreams are fun. Some are strange. Some are hard to remember after we wake up.Scient..