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Frozen Fizzy Easter Eggs STEM Activity for Easter

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It’s almost Easter, and it’s time to plan some exciting and educational activities for your little ones! As a homeschool mom, you’re always looking for ways to make learning fun and engaging. That’s why we have a fantastic and super easy STEM activity for you – Frozen Fizzy Easter Eggs! This activity combines science, creativity, and the joy of Easter, perfect for children of all ages. Gather your supplies and follow our step-by-step instructions to start creating frozen, fizzy memories with your family today!

Frozen Fizzy Easter Eggs

Disclosure: I get commissions for purchases made through affiliate links in this post.

Frozen Fizzy Easter Eggs Ingredients/Supplies

Frozen Fizzy Easter Eggs

First and foremost, gather all of the necessary supplies for this activity. Ensure you have a clean and well-ventilated work area, free of distractions, and always supervise your children while conducting experiments.

  • Mixing cups
  • ¾ cup baking soda
  • ¼ cup warm water
  • Food coloring in various colors
  • Egg-shape silicone mold (this one is pictured)
  • Vinegar
  • Shallow bowl
  • Medicine squeezer (optional)

Frozen Fizzy Easter Eggs Instructions

Now onto the fun part, creating your Frozen Fizzy Easter Eggs!

Frozen Fizzy Easter Eggs

  • In a large mixing cup, stir together the baking soda and water until the baking soda is dissolved. Stir in your first food coloring.
  • Repeat with other colors.

Frozen Fizzy Easter Eggs

  • Pour or spoon the mixture into the egg-shaped silicone mold and freeze overnight or until completely frozen.

Frozen Fizzy Easter Eggs

Frozen Fizzy Easter Eggs

  • With your Frozen Fizzy Easter Eggs ready, it’s time for the exciting chemical reaction! Pour vinegar into the shallow bowl, and slowly lower your frozen egg into it. Watch as the frozen baking soda egg fizzes and bubbles, delighting your children as it dissolves.

Frozen Fizzy Easter Eggs

Frozen Fizzy Easter Eggs

Frozen Fizzy Easter Eggs STEM activity

  • Or, you can put the vinegar in a medicine squeezer and squeeze it onto the egg!

          Frozen Fizzy Easter Eggs Frozen Fizzy Easter Eggs STEM activity

Alternative Experiment Ideas:

Variety is the spice of life, and that’s why I have some additional experiment ideas!

  • Create frozen eggs using a solution made from vinegar and water. Dip the frozen eggs into a solution of baking soda and water.

Frozen Fizzy Easter Eggs

  • Experiment with different ratios of baking soda to water before freezing the eggs to see which brings a more exciting reaction.
  • Feel free to use various food coloring shades to create a rainbow of Frozen Fizzy Easter Eggs!


Incorporating STEM activities into your homeschooling routine can engage and motivate your children. The Frozen Fizzy Easter Eggs activity is not only amusing but also provides opportunities for learning. This experiment showcases a chemical reaction, specifically the reaction of baking soda (a base) and vinegar (an acid), which produces carbon dioxide. Make the most out of this fun experiment by encouraging your children to take note of their observations and ask questions about the science behind this exciting activity.

What is your favorite Easter STEM activity? Share in the comments below!

See more exciting Easter ideas below.


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Frozen Fizzy Easter Eggs

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