Description
Bring an experiment into your classroom through Emily Calandrelli’s recorded demonstration and interactive science tasks. Students observe, predict, and explain without needing to conduct the experiment themselves. No prior science unit is required.
- Grades: 2–5
- Format: Browser-based digital activity
Learning Objective
Students will observe liquid layers and gas bubbles, make predictions, and use evidence to begin explaining density and chemical reactions.
What’s Included
- Meet Emily
- Vocabulary
- Materials List
- Full Experiment Video from Emily’s Science Lab
- Observation Notebook
- Record Your Observations
- What if We Changed Something Activity
- Think Like a Scientist
- “What Did You Learn?” Activity
- Acid-Base Chemical Reactions
- Carbon Dioxide Gas Bubbles
- Density & Liquid Separation
- Density & Liquid Separation Activity
- Gas Production & Motion
- Gas Production & Motion Activity
- Gas Production in Real Life
- Think Like a Scientist
- Multiple Choice Quiz
- Printable Answer Recordation Sheet
- Printable Completion Certificate
Ways to Use
STEM enrichment, scientific-method practice, digital centers, or a stand-alone science lesson. Model with grades 2–3; on-level grades 4–5 can work independently.
Preparation
Check device and internet access, then share the link or QR code. No logins or YouTube access are required. The activity is digital; response records and the completion certificate are printable.
Standards & Skills
Scientific method, observation, prediction, evidence-based explanations, and introductory science concepts.




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