Classroom - Montessori Laboratory

Hands-on science lessons

Get instant access to DIY activities, science experiments, nomenclature cards, and more! Lessons are grouped into sequences aligned with the topics in the Montessori albums, or based on other STEM topics that build on and go beyond the album teachings.

The Great Lessons and The Scientific Method

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7 Sections

The First Great Lesson

Where did the stars come from? And the Sun? How was our Earth created? And what about the rest of the Universe?
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7 Sections

The Second Great Lesson

Where did life on Earth come from? How has life shaped what Earth looks like today?
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5 Sections

The Scientific Method and Lab Safety

Did you know that you use the scientific method everyday without even knowing it?

Properties of Matter

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10 Sections

Combining and Separating

Why does sand settle to the bottom of the ocean, but salt mixes in? How do people get sea salt out of the sea?
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7 Sections

Crystallization

Could you tell the difference between sugar and salt without tasting them? Have you ever seen a crystal up close? How are crystals made?
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6 Sections

Different Properties at Different Temperatures

Do liquids all freeze at the same temperature?
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6 Sections

Particle Behavior – Solids, Liquids, and Gases

What are the differences between ice, water, and steam? What are the similarities between water, juice, and milk?
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4 Sections

Force Direction of Solids, Liquids, and Gases

What is a force? Do we have force? Do solids have force? What about liquids and gases?

Further Properties of Matter

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5 Sections

Viscous and Fluid + Rigid, Elastic, and Plastic

Is clay a solid even though you can change its shape? Why is it easy to pour water, but hard to pour honey?
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6 Sections

Density

How does panning for gold work? Why is it hot at the top of a pool, and colder at the bottom?
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5 Sections

Air Pressure

How do suction cups work? Is there anything they can’t stick to?

Composition of the Earth

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4 Sections

Composition of the Earth

What would you find if you went outside and dug a hole into the Earth? What if you kept digging past all the roots, the bugs, and the dirt, and kept digging down further?
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6 Sections

Layers of the Earth

How is all of the land on Earth made? Where does the rock we live on come from?
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8 Sections

Movement on Earth’s Surface

Close your eyes for 5 seconds. Did you feel the ground moving? Is it true that North America is moving further away from Europe?
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8 Sections

Effects of Moving Tectonic Plates

What makes the ground shake during an Earthquake? Could one happen where you live? What about a volcano? Why do some erupt, and some don’t?

Earth, the Sun, and Our Solar System

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10 Sections

Our Solar System and Planetary Movement

What makes the stars shine? How far away are they? Why is a year 365 days? Why don’t we float off into outer space?
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7 Sections

Earth and Sun

Why does the sun rise and set everyday? What if one day it didn’t?
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5 Sections

When Light Hits a Sphere

Why is it always hotter in Brazil than it is in Antarctica?
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9 Sections

Earth’s Axis Tilt

Why does it get darker earlier during the winter? Why is it colder?

The Work of Air

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6 Sections

Foundations for the Work of Air

How do we know that air exists? What makes air move?
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7 Sections

Earth’s Blanket

How does Earth stay warm? Why is Earth getting warmer?
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7 Sections

Where Does the Wind Come From?

Who (or what) makes the wind? Do we need the wind? What do we use the wind for?

The Work of Water

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4 Sections

Intro to the Work of Water

What do you and Earth’s surface have in common?
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5 Sections

The River

Why are rivers so windy? Why don’t they flow straight?
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4 Sections

Parts of a River

What has a mouth but never talks? What has a bed but never sleeps?
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5 Sections

More River Features

What do canyons and waterfalls have in common?
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5 Sections

Sedimentation

Why do some mountains have stripes?
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6 Sections

Erosion, Valleys, and Canyons

Can you imagine how long it would take you to dig out a canyon?
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5 Sections

How to Stop Erosion

Why do some places experience more erosion than others?
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5 Sections

Erosion from Rainfall

Have you ever seen a mushroom-shaped rock?
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7 Sections

Coastal Erosion and Ocean Weathering

What do sand, sea glass, and peninsulas have in common?

Life Science

STEM lessons that go beyond the Montessori albums

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9 Sections

The Story of the Elements

You may know the Story of Numbers, but have you heard the Story of the Elements? When did people first discover gold? How did people discover oxygen if they couldn't see it?
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8 Sections

How Did Humans Discover Fire?

When did we start using fire? What 3 components does fire need to burn?

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