How Do You Harden Play Doh Without It Cracking? You can bake it in the oven around 200 degrees Fahrenheit for 30 minutes or by letting it air dry for 24 hours. Whichever method you choose, make sure that you flatten out the Play Doh before you attempt to harden it, as this will help prevent cracking.
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If you’re curious about the science behind, How Do You Harden Play Doh Without It Cracking?, or want to know how to make it more durable, let us know. We’ll explore the chemistry of this childhood favorite and see what we can do to make it last a little bit longer. Do you have any tips on how to make play dough last? Let us know in the comments!
