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Pumpkin Slime Science Experiment

Do your kids love slime? We do too! Grab those old decorative pumpkins, and get ready to get your hands sticky. This easy pumpkin slime science experiment is fun for all ages!


  • Small Pumpkin
  • 1/4 Cup Liquid Starch
  • 1/2 Cup Washable School Glue
  • 1/2 Cup Water


Step One

Cut the top off the pumpkin.

Step Two

Make room in the pumpkin by loosening up all the seeds and guts.

Step Three

Mix 1/2 cup room temperature water with 1/2 cup of clear Elmer’s Washable School Glue in a separate bowl. Stir to incorporate fully.

Step Four

Measure 1/4 cup of liquid starch and pour directly into the pumpkin.

Step Five

Pour the glue and water mixture into the pumpkin.

Step Six

Get your hands in the pumpkin to mix, and you have slime!

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