National Play-Doh Day

National Play-Doh Day on September 16 marks the modeling compound first sold as a wallpaper cleaner, then recast as a children’s toy by Rainbow Crafts in the 1950s. Play-Doh is a trademark.

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National Play-Doh Day - National Play-Doh Day on September 16 marks the modeling compound first sold as a wallpaper cleaner, then recast as a children’s toy by Rainbow Crafts in the 1950s. Play-Doh is a trademark.

About National Play-Doh Day

History & origins

Play-Doh was developed in the 1930s as a wallpaper cleaner and launched as a toy in the mid-1950s. September 16 is a branded-and-fan calendar date. The compound’s history is better documented than a single ‘holiday founder.’

Why it matters

The day is toy-industry history and indoor play, not a school-required activity.

How to celebrate

Open a can of Play-Doh if you have it, or use any modeling dough. Use the brand name only for the Hasbro product.

Facts

Play-Doh began as a wallpaper cleaner before it was a toy
September 16 is used as National Play-Doh Day
The name is a trademark of Hasbro

Upcoming dates

Wednesday, September 16, 2026
Thursday, September 16, 2027
Saturday, September 16, 2028
Sunday, September 16, 2029
Monday, September 16, 2030

Frequently asked questions

When is National Play-Doh Day in 2026?

National Play-Doh Day in 2026 falls on Wednesday, September 16, 2026.

Was it always a toy?

No. It started as a wallpaper cleaner.

Is the name generic?

No. Play-Doh is a trademark.

How do you celebrate?

Squish modeling dough.

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