Monster Slime Science Experiment | Halloween STEM Activity | Science Investigati

Make Halloween science wonderfully stretchy with Monster Slime Science Lab! This engaging PowerPoint guides students through predicting, observing, and explaining what happens when glue and activator become slime.

Designed for grades 1–3, this lesson combines warm autumn visuals, clear directions, and an introductory explanation of the science behind slime.

What’s included:

• 12 classroom presentation slides

• Materials checklist and classroom safety reminders

• Step-by-step experiment directions using washable school glue and Elmer’s Magical Liquid

• Prediction and observation prompts

• A visual model showing polymer chains before and after activation

• Partner discussion questions and a closing reflection

• Teacher notes to support instruction

Students practice describing properties, comparing materials before and after mixing, and using observations as evidence.

Perfect for an October science lesson, a Halloween investigation, or a seasonal science celebration!

Please note: This is a digital PowerPoint slide deck. Experiment supplies and printable student recording pages are not included. Adult supervision is required. Follow the directions on your specific glue and activator products.

Created by Live Oak Learning.