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Learn how to do Oobleck without cornstarch in 5 minutes! A fun science experiment for kids to introduce simple concepts about fluids choose liquid and also solid and also have the many fun sensory play activity.

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What’s oobleck?

Oobleck is scientifically well-known as a non-Newtonian fluid. Permit me explain.

Ask yourself, is Oobleck heavy or liquid? Well, it’s none of the above. It’s, in fact, both at the same time! This is what we speak to a non-Newtonian fluid.

It simply way that this material acts like a liquid as soon as you don’t use pressure on it, like when holding the in your hands.

But, that hardens and acts like a solid if press is applied to it. If you press it through your finger or hands, it’s hard and difficult to grab.

In fact, if you make sufficient of it, you deserve to run on it without gaining your feet dirty or wet! If you were to avoid running, though, you’d sink!

How perform you do Oobleck?

Before ns share the option to make oobleck there is no corn starch, let me share with you the straightforward instructions come make standard oobleck at home.

Oobleck ingredients

The standard recipe is made v a mix of:

1 1/2 cup that cornstarch or cornflour – both job-related with the same amount. This describes the continual corn starch from the baking aisle of your grocery store, nothing fancy.1 cup waterDrops the food color if you prefer – optional, just for fun!

Then, mix the cornstarch v cold insanity water and add your food colour (if used).

Mix by hand till the mixture the cornstarch starts to harden as soon as squished but drips favor honey as soon as you release the pressure.

But if you’re out of cornstarch at home, you are more than likely wondering i beg your pardon flour have the right to be supplied to replace the cornstarch to make Oobleck.

Oobleck fun!

We made ours Oobleck through arrowroot flour and also made an Oobleck swimming pool in a large plastic container. Due to the fact that Halloween is comes up, we made spooky oobleck by including plastic googly eyes to the mixture.

Cornstarch swaps

There space actually three other flours that occupational really well to make oobleck. However, because these flours have different properties 보다 cornstarch, the flour to water ratio is different.

Read my exactly how to do oobleck without cornstarch instructions below to make sure your oobleck comes out great.

Arrowroot FlourTapioca Flour likewise called tapioca powderPotato Starch

The very first two flours work-related with the very same ratio. Girlfriend may have to adjust the ratio for potato starch.

Can i make Oobleck with all-purpose flour?

Unfortunately, you can’t do Oobleck with wheat flour.

You absolutely require starchy flour, choose arrowroot flour, corn starch, cornflour, or potato starch.

Oobleck typically Asked Questions

Sometimes Oobleck doesn’t come out together you expect, yet the good news is the you can always fix Oobleck!

And also if it end up choose Oobleck-slime due to the fact that you included too lot water, kids still have fun with it.

Can ns save hard Oobleck?

You can always save a too-hard Oobleck by adding much more cold water. Always include water 1 tablespoon in ~ a time to prevent a rapid dilution that the Oobleck recipe.

What to perform if my Oobleck is as well liquid?

To save a watery Oobleck texture, simply add more of her starchy flour. Add it gradually as the texture deserve to change very quickly.

However, you can also make Oobleck-slime through adding much more water to the mixture. It’s not quite the same, yet it’s just as fun!

Is Oobleck edible?

No, you can’t eat oobleck. Cornstarch or any starchy flour space not edible life flours. Life cornstarch leads to anemia and also other wellness issues.

Make certain you pat oobleck with your kids and also don’t allow them eat this.

Can you do Oobleck with baking soda?

You can’t do oobleck with only baking soda. You will have to use some starch or baking powder – i m sorry is usually baking soda and also cream of tartar.

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More sensory play activities to try

Check the end our other sensory activities for an ext fun.