Compound Words are two words put together to make one word with a new meaning. For example, take the word mailbox. It's a compound word made up of two words put together; mail and box. The two words go together to form a new word with a new meaning, mailbox. Tap the to watch a video and learn more about Compound Words. After, use the to put the words together to make a compound word. Then, use the to record yourself reading the new words. When you are all done, tap the to submit your work.