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Activity 15: Make a Lava Lamp

Activity 15: Make a Lava Lamp

Beginner English

Last updated Wed, 16-Jul-2025
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Lesson overview

In this lesson, discover how liquids with different densities behave when combined. By making a lava lamp, you'll see how oil and water don’t mix because of their different densities. You'll also learn how bubbles from a chemical reaction can make the colored water rise through the oil, creating a cool "lava" effect!

Requirements
  • A clear plastic bottle or jar
  • Vegetable oil
  • Water
  • Food coloring
  • Baking soda and vinegar
  • A funnel (optional)
  • Adult for supervision
Lessons for this course
2 Lessons
Make a Lava Lamp
1 Lessons
  • Make a Lava Lamp
    Start .
Quiz
1 Lessons
  • Quiz
    Start 0:00:00
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