Best Wand for Big Bubbles

Introduction

Have you ever tried to blow a bubble, and no matter how hard you try, the bubble just will not form? Why does this happen? Why do bubbles form at all, and why is it harder to blow bubbles sometimes? In this activity, we will explore the limits of how big our bubbles can get!

Credits

Materials

• Two dowel rods (at least ½" diameter works best.)
• Two screw eyes (a closed loop with a threaded base) that can screw onto the dowel rods
• Yarn or baker's twine (at least 18 feet or 6 meters)
• A washer
• Bubble solution (Optional make-your-own bubble solution ingredients are listed below.)
• A bucket or large container to hold bubble solution
• Outdoor area with space to run!
• An adult helper
• One or two measuring tapes (a total length of at least 3 meters)
• Scissors
  
  

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• Eight cups of water (1/2 gallon or about 2 liters)
• Half cup of liquid dish soap (blue Dawn works well.)
• One tablespoon glycerin
• One tablespoon baking powder