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DIY Slime Lab

DIY Slime Lab

Min number of participants 1
Age 8+ yrs.
Safety support by adult Recommended
Min duration 20 min.
Cost Low
Environment Indoor / Outdoor

Mix glue, water, and activator in different ratios to experiment with texture, color, and glitter, creating your own stretchy, squishy slime — a hands-on science-meets-craft activity you can safely explore alone.

The Essentials

  • Start with a base ratio (equal parts glue and water) and adjust gradually, since activator amounts vary between brands
  • Add activator a little at a time while stirring, since too much makes the slime rubbery and hard instead of stretchy
  • Knead the slime with your hands once it pulls away from the bowl, since final texture develops through kneading, not mixing
  • Store finished slime in an airtight container, since exposure to air dries it out and shortens its usable life
  • Keep slime away from carpets, fabric, and hair, since it's very difficult to remove once it gets stuck
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