Interactive science for secondary classrooms

Make invisible science visible.

Classroom-ready simulations that let students manipulate variables, observe patterns, and explain what the science means.

Explore 9 free simulations See full access

46interactive simulations

5science domains

0student accounts needed

Temperature

42 °C

ObserveManipulateExplain

Simulation library

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Chemistry

Acid-Base Identification Labs

Test mystery solutions with indicators and classify their pH.

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Chemistry

Balancing Chemical Equations

Build and balance equations while conserving every atom.

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Life Science

Blood Compatibility

Explore safe donor and recipient matches for blood transfusions.

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Life Science

Blood Typing Lab

Use agglutination results to identify ABO and Rh blood types.

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Chemistry

Bohr-Rutherford Builder

Construct atoms by arranging protons, neutrons, and electrons.

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Chemistry

Burning Iron Wool

Investigate oxidation and the surprising mass change of iron wool.

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Life Science

Cell Division

Model mitosis and follow chromosomes through cell division.

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Chemistry

Chemical Reaction Indicators

Identify evidence that a chemical reaction has occurred.

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Chemistry

Concentrations

Change solute and solution amounts to visualize concentration.

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Physics

Convection Currents

Observe how temperature differences drive fluid circulation.

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Chemistry

Dalton's Model

Build molecular products from atomic models.

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Chemistry

Density Column

Predict and test how substances layer according to density.

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Chemistry

Density Lab

Measure mass and volume to determine an unknown material.

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Life Science

Dichotomous Key

Classify organisms by following paired observable traits.

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Life Science

Diffusion in the Lungs

Trace gas exchange across the alveoli and capillaries.

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Chemistry

Dilution

Use particle models and calculations to make a solution less concentrated.

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Physics

EM Spectrum

Compare wavelength, frequency, and uses across the electromagnetic spectrum.

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Life Science

Evolution

Explore selection pressures and how populations change over generations.

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Physics

Fluids

Compare fluid behaviour, pressure, and particle movement.

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Physics

Forces (Tug of War)

Combine opposing force vectors and predict motion.

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Physics

Gravity (Force Arrows)

Represent gravitational forces with scaled vector arrows.

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Physics

Gravity

Change mass and distance to investigate gravitational attraction.

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Life Science

Growing Plants Lab

Test environmental variables that affect plant growth.

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Technology

Isometric projections

Turn three-dimensional objects into precise isometric drawings.

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Physics

Lenses

Trace rays through converging and diverging lenses.

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Life Science

Macronutrient Lab

Use test results to identify carbohydrates, proteins, and lipids.

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Physics

Magnetism

Map magnetic fields and examine attraction and repulsion.

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Physics

Mass of Air

Collect evidence that gases have measurable mass.

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Physics

Mass vs Weight

Compare the mass and weight of objects in different locations.

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Life Science

Nervous System

Follow signals through receptors, neurons, and effectors.

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Life Science

Nutrition Labels

Interpret serving sizes, nutrients, energy, and daily values.

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Physics

Ohm's Law Lab

Adjust voltage and resistance to analyze current in a circuit.

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Earth & Space

Orogenesis

Model tectonic interactions that build mountain ranges.

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Earth & Space

Phases of the Moon

Move through the lunar cycle and connect positions to phases.

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Life Science

Photosynthesis

Track matter and energy through photosynthesis.

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Physics

Pressure

Investigate how force and area affect pressure.

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Physics

Reflection

Measure angles and predict how light reflects from surfaces.

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Earth & Space

Seasons

Use Earth’s tilt and orbit to explain seasonal change.

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Chemistry

Separation Techniques Lab

Choose physical processes to separate mixtures.

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Chemistry

Solubility

Test how temperature and substance affect dissolving.

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Chemistry

States of Matter

Connect particle motion and spacing to changes of state.

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Technology

Technical Drawings

Practice views, dimensions, and conventions used in design.

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Physics

Thermal Expansion

Observe how heating changes particle spacing and dimensions.

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Life Science

Tropisms

Predict plant responses to light, gravity, and water.

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Earth & Space

Watersheds

Trace how water drains across a landscape.

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Physics

Waves

Change amplitude, wavelength, and frequency in a live wave model.

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One purchase. Every simulation.

Unlock all 46 simulations, including every new simulation added to this collection.

✓ Chemistry, physics, life science, Earth & space, and technology
✓ Works on projectors, student laptops, and tablets
✓ No student sign-in, downloads, or installation

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Built by an educator

Designed for the moment a diagram isn’t enough.

OmniLabs is created by Sam Altarac, a science and mathematics education consultant. Each simulation is designed to support clear explanations, purposeful questioning, and whole-class discussion.

Meet the educator behind OmniLabs