FREE Activity!

Includes Free Worksheet!

The Egg Lab

Engage your students with a fun, drag-and-drop virtual lab!

Model osmosis with a shell-less egg
See changes as eggs soak in different solutions
Predict, weigh, and compare before-and-after results
Calculate weight changes
Gain helpful feedback at every step to support learning
Students can make mistakes and learn new skills in a risk-free environment

Launch Simulation

Duration

25-45 minutes

Published

May 15, 2025

Level

Middle School

Subject

Cell Biology

Learning objectives

Use analyzed data to support a scientific claim about osmosis.
Evaluate the Egg Lab as a model for membrane transport in cells.
Practice the scientific method by predicting the results of leaving eggs in different reagents.

Concepts covered

Osmosis, Hypertonic solutions, Hypotonic solutions, Semipermeable membranes, Solutes and concentration

Resources

Worksheet: Egg Lab Analysis

Standards

‍Science and Engineering Practices (SEPs): Asking questions and defining problems, Planning and carrying out investigations

Cross-cutting concepts (CCCs): Systems, Structure and Function

Created with support from

Created with support from

Amgen Foundation

More suggestions

Osmosis Data Analysis and Interpretation

Why Are Cells So Small?

Osmosis and Medicine: Why Is Saline Used for Intravenous (IV) Fluids?