Why is mustard hot? Free online English lesson
Why is some mustard hot and some not? Get the answers in this listening lesson.
How YouTube Got Rich: Listening for ESL Students
How did YouTube become so popular? Get the answer in this Level 5 listening lesson.
About Popcorn: Free English Class
Why did popcorn become a favorite snack in movie theaters? Why is popcorn so expensive? Get the answers in this listening lesson.
How Gunpowder Changed the World: ESL Reading Activities
Gunpowder helped to change history by making armies strong and empires rich. And it was because of an accident. Learn the history of gunpowder in this Level 5 listening lesson.