Snow Fluff Experiment - Science for Little Ones with Happy Child Box

Objective: To demonstrate the concept of gas expansion and pressure using shaving cream and a chemical reaction.

Materials Needed:

- Shaving cream
- Clear glass or jar
- Vinegar
- Baking soda
- Food coloring (optional)
- Spoon or stirring stick
- Dropper or pipette (optional)
- Small objects (optional, for additional exploration)


1. Prepare the Shaving Cream Base:
- Fill the clear glass or jar about halfway with shaving cream.

2. Add Food Coloring (Optional):
- If desired, add a few drops of food coloring onto the surface of the shaving cream. This step adds visual interest to the experiment.

3. Create the Chemical Reaction:
- In a separate container, mix vinegar with a small amount of baking soda. The reaction will produce carbon dioxide gas.

4. Add the Chemical Mixture to the Shaving Cream:
- Using a dropper or pipette, slowly drop the vinegar and baking soda mixture onto the surface of the shaving cream. Alternatively, pour the mixture directly over the shaving cream.

Observe and Discuss:

- As the vinegar and baking soda mixture reacts with the shaving cream, carbon dioxide gas is released.
- Watch as the shaving cream begins to foam and expand, creating a visual representation of gas expansion and pressure.
- Discuss with child what they see, emphasizing the role of the chemical reaction in producing gas and causing the shaving cream to expand.
- Encourage child to compare the expanded shaving cream to its original state and discuss any changes they notice.

Explore with Objects (Optional):
- For an additional dimension to the experiment, child can gently place small objects onto the surface of the shaving cream foam. Observe how they interact with the foam and whether they sink or float.

Conclude and Discuss:
-Discuss their observations and the science behind the experiment.
- Explain that the reaction between vinegar (an acid) and baking soda (a base) produces carbon dioxide gas, which causes the shaving cream to expand.
- Discuss the concept of gas expansion and pressure, relating it to everyday phenomena and applications.

Safety Tips:

- Supervise child closely, especially when handling chemicals.
- Remind child not to ingest any of the materials used in the experiment.
- Avoid any spills or splashes of shaving cream or chemical mixture.

Back to blog

Leave a comment

Please note, comments need to be approved before they are published.