How to Make Clay With Cornstarch

Written By :

Toby Rede

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Clay

Written By

Toby Rede

Expert Author

Pinterest

Toby Rede is a professional potter who blends functional and artistic ceramics, drawing inspiration from sustainable gardening and natural textures.

Creating your own clay at home can be a fun and rewarding activity, especially when using simple ingredients like cornstarch. This versatile material not only allows for endless creative possibilities in crafting and modeling but is also easy to work with and safe for all ages.

How to Make Clay With Cornstarch

In this guide on how to make clay with cornstarch, we will explore how to make your own cornstarch clay, providing step-by-step instructions and tips to help you achieve the perfect consistency for your projects. Whether you’re making sculptures, ornaments, or keepsakes, homemade cornstarch clay is a fantastic way to express your artistic side.

Why Make Clay With Cornstarch?

Cornstarch clay is a popular alternative to traditional clay due to its affordability, non-toxic nature, and ease of use. Unlike store-bought modeling clay, which can dry out and become brittle over time, cornstarch clay has a longer shelf life and can be stored and reused for future projects.

Moreover, cornstarch clay is entirely safe for children to use, making it an ideal material for family activities or school projects. It is also gluten-free, which makes it an excellent option for those with allergies or sensitivities.

Materials Needed

To make your own cornstarch clay, you will need the following materials:

2 Cups of Cornstarch:

Cornstarch is the primary ingredient in this recipe and provides the clay’s smooth texture and malleability. You can find cornstarch at your local grocery store or online.

1 Cup of Baking Soda:

Baking soda helps to create a firm but pliable consistency for your clay and also aids in drying it out faster. It also gives the clay a matte finish when dry.

1 ¼ Cups of Water:

Water is added to the mixture to create a paste-like consistency that will eventually harden into clay.

Food Coloring (Optional):

If you want to add color to your clay, food coloring can be used. Gel or liquid food coloring works best as it will not affect the consistency of the clay.

Add Color to Your Clay

Mixing Bowl:

A large mixing bowl will be used to combine all the ingredients and create your cornstarch clay.

Measuring Cups:

Measuring cups are essential for accurate measurements of the ingredients.

8 Step-by-step Instructions on How to Make Clay With Cornstarch

Step 1: Prepare Your Work Surface

Before you begin making your cornstarch clay, it’s important to set up a clean and organized work area. Choose a flat surface like a kitchen countertop or table, and cover it with a plastic tablecloth or wax paper to make it easier to clean up.

Ensure that all your materials are within reach, and have a damp cloth available to wipe up any spills during the process. This preparation will help you focus on getting creative without distractions!

Step 2: Mix the Cornstarch and Baking Soda

Cup of Baking Soda

In your large mixing bowl, combine the 2 cups of cornstarch and 1 cup of baking soda. Use a whisk or a fork to thoroughly mix the two dry ingredients until they are well combined and free of lumps.

This step is crucial, as it ensures an even distribution of baking soda throughout the mixture, which contributes to the clay’s smooth texture. Once the ingredients are blended, you can move on to the next step, which is gradually adding water to create your clay mixture.

Step 3: Add Water and Stir

Slowly pour the 1 ¼ cups of water into the dry mixture while continuously stirring with a spoon. It’s essential to add the water gradually to avoid creating lumps in your clay.

Continue stirring until all the ingredients are well combined and a thick paste forms. If necessary, you can use your hands to mix and knead the dough together further.

Step 4: Optional – Add Food Coloring

At this point, you can add food coloring to your clay mixture if desired. Add a few drops of food coloring and continue to mix until the color is evenly distributed. You can add more or less food coloring, depending on how vibrant you want your clay to be.

It’s best to wear gloves during this step to avoid staining your hands with the food coloring. It’s also a good idea to use separate bowls if you want to create different colored clay.

Step 5: Heat the Mixture Over Low Heat

Transfer your clay mixture to a non-stick pot or saucepan and place it over low heat. Stir the mixture continuously to prevent it from sticking to the bottom of the pot and ensure even cooking. As the mixture heats up, it will begin to thicken and pull away from the sides of the pot, resembling a dough-like consistency.

This process typically takes about 3 to 5 minutes. Once the clay reaches the desired texture, remove it from the heat and allow it to cool slightly before handling. This step is crucial, as cooking the mixture helps to achieve the best pliability and durability for your cornstarch clay.

Step 6: Remove From Heat and Let Cool

Saucepan From the Heat

When the dough has formed into a smooth ball, remove the saucepan from the heat and allow it to cool for about 10-15 minutes.

During this time, you can prepare your project surface by covering it with a thin layer of cornstarch to prevent the clay from sticking.

Step 7: Knead the Clay

Once the dough has cooled, transfer it back to your work surface and knead it until it becomes smooth and elastic. If the clay feels too sticky, you can add more cornstarch to adjust its consistency.

You can also knead in any additional food coloring at this stage if you want to intensify the color. Kneading the clay helps activate it further, making it easier to mold and shape.

Step 8: Get Creative!

Your cornstarch clay is now ready to use! You can start creating your desired shapes and designs using your hands or various sculpting tools.

If you’re having trouble getting your clay to stick together, dampen the surface slightly with water before molding. Once you’ve completed your masterpiece, let it air dry for 24-48 hours until fully hardened.

Following these instructions on how to make clay with cornstarch will allow for endless possibilities and hours of creative fun. So gather your materials, let your imagination run wild, and start making cornstarch clay today!

Do You Need to Use Professionals?

While making cornstarch clay can be an enjoyable and straightforward process, there may be instances where seeking the help of professionals is beneficial. For large-scale projects, intricate designs, or when seeking a specific finish that cannot be achieved with homemade clay, professional sculptors or artisans can provide expertise and precision.

Additionally, if you or your children are working on projects that require specialized materials, such as those that need to withstand outdoor elements or long-term durability, enlisting a professional may ensure the quality and longevity of the finished piece. However, for most casual crafting endeavors, DIY cornstarch clay is a fantastic way to unleash creativity without the need for professional assistance.

Tips

Small Amount of Water
  • If your clay becomes too dry, you can add a small amount of water and knead it to soften it.
  • To create marbled effects, mix different colors of clay together before shaping them.
  • Experiment with different textures by adding items such as glitter or sand to your clay mixture.
  • Store your finished clay in an airtight container or plastic bag to prevent it from drying out.
  • If your project requires painting, allow the clay to fully dry before applying any paint. Acrylic or tempera paints work well on dried cornstarch clay.
  • Remember to clean up any spills or messes immediately after making and using your cornstarch clay to prevent staining surfaces. 
  • Have fun and get creative with your clay! It’s a versatile medium that allows for endless possibilities and experimentation.  So don’t be afraid to try new techniques and let your imagination run wild.

Frequently Asked Questions

Q: How Do You Store Cornstarch Clay?

A: Once your clay is fully dried and hardened, it can be stored in an airtight container or wrapped in plastic wrap. Keep it in a cool, dry place to prevent any moisture from reactivating the clay.

Q: Can You Bake Cornstarch Clay?

A: No, cornstarch clay cannot be baked. It is an air-dry clay that will harden on its own over time.

Q: How Long Does Cornstarch Clay Last?

A: If stored properly, cornstarch clay can last for several months to a year. However, it’s best to use it within a few weeks for the best results.

Conclusion

Making cornstarch clay is not only a fun and engaging activity but also a fantastic way to foster creativity and imagination in both children and adults. Its simple ingredients and straightforward process make it accessible to everyone, allowing for endless artistic possibilities. With this homemade clay, you can create unique sculptures, ornaments, and decorations that are safe and non-toxic.

Whether you’re looking for a new craft project or a bonding experience with family or friends, cornstarch clay is sure to provide lasting memories and beautiful creations to cherish. Embrace your creativity, explore different techniques, and enjoy the satisfaction of crafting something truly special! Thanks for reading this article on how to make clay with cornstarch.

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