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Recipe

Baking Soda Balloon Experiment

A fun and colorful demonstration of a chemical reaction between baking soda and vinegar that inflates a balloon.
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Prep 10 minutes
Total 10 minutes
serves < Tap or hover to scale

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Materials

Materials

  • 1 balloon Balloon Choose a variety of sizes for different effects.
  • 1 bottle Empty plastic bottle A standard-sized bottle works well.
  • 1 tablespoon Baking soda Use enough for a visible reaction.
  • 1/4 cup Vinegar Fresh vinegar provides the best reaction.
  • 1 funnel Funnel To help fill the balloon easily.
  • 1 spoon Spoon For measuring and mixing.

Instructions

Setup

  • Pour vinegar into the bottle until it's about a quarter full.
  • Use the funnel to fill the balloon with baking soda.
  • Carefully stretch the balloon over the bottle opening without letting the baking soda drop.

Demonstration

  • Lift the balloon and let the baking soda fall into the vinegar to see the balloon inflate.

Last Step: Don’t forget to leave a rating and comment below! It helps other readers find the best recipes — and it helps us too!

Tips & Notes:

If the balloon doesn't inflate, ensure the vinegar and baking soda are fresh and sufficient. You can also use lemon juice as a vinegar substitute. Experimenting with colored vinegar or different-sized balloons can enhance the visual display.

Nutrition Information: Serving: | Calories: | Carbohydrates: | Protein: | Fat: | Sodium: | Fiber: | Sugar:

Author: Course: Cuisine: Keyword: Baking Soda Experiment, Balloon Inflate, Chemical Reaction, Kids Activity, Vinegar Reaction

Nutritional information is provided as a courtesy and calculated automatically. Values can vary depending on the brands and ingredients you use, so if you’re tracking closely, I recommend calculating with your own preferred tool.

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