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Instructional Video1:19
PBS

Phase Changes | Phases of Matter | UNC-TV Science

For Students 6th - 12th
Take an energetic ride through the phase changes of a water molecule in a compact activity. Young scientists learn about the phases of matter and discover the role of thermal energy in governing phase changes while watching a short...
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Instructional Video1:20
PBS

The 3 Phases | Phases of Matter | UNC-TV Science

For Students 6th - 12th
Explore the states of matter without the mess or expensive equipment in a compact, informative activity. Scientists watch as the narrator explains the three states of matter using a glass of ice and soda in an animated video that...
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Lesson Plan
2
2
American Chemical Society

Float and Sink

For Teachers 2nd
We're not talking about the kitchen sink. Learners explore what types of objects sink and float in water in an inquiry-based lesson plan. With experimentation, they find similarities between materials that float and those that sink.
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Lesson Plan
2
2
American Chemical Society

Dissolving is a Property

For Teachers 2nd
Believe it or not, it is possible for liquids and solids to get along! A hands-on lesson has individuals explore dissolving properties of candies in water. They complete an activity guide to record observations about different candies...
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Activity
DiscoverE

Creepy Putty

For Teachers 3rd - 8th
Mold your learners into materials engineers. Using glue, Borax, and water, scholars create a viscoelastic material. But your class might know it by another name—Silly Putty.
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Interactive
Concord Consortium

Specific Heat and Latent Heat in Condensation

For Students 9th - 12th
There's more to melting than meets the eye! Junior physical chemists investigate the differences between specific and latent heats as a substance undergoes a phase change. Users remove heat from the system and observe changes in kinetic...
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Printables
US Geological Survey

The Water Cycle — A Placemat for Kids

For Students 2nd - 5th Standards
What better time to reinforce a concept than when you're eating? Boost scholars' knowledge of the water cycle with an eye-catching placemat featuring playful raindrops and bright colors. 
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Lesson Plan
1
1
Center for Learning in Action

Water – Changing States (Part 2)

For Teachers 2nd - 4th
Here is part two of a two-part activity in which scholars investigate the changing states of water—liquid, solid, and gas—and how energy from heat changes its molecules. With grand conversation, two demonstrations, and one hands-on...
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Lesson Plan
1
1
Center for Learning in Action

Introducing Physical and Chemical Changes

For Teachers 2nd - 4th Standards
Young scientists investigate chemical and physical changes to the states of matter—gas, liquid, and solid—as well as solutions and suspensions with a variety of demonstrations, grand conversation, and an interactive quiz to check for...
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Lesson Plan
1
1
Center for Learning in Action

Water—Changing States (Part 1)

For Teachers 2nd - 4th
Here is part one of a two-part lesson in which scholars investigate the changing states of water—liquid, solid, and gas. With grand conversation and up to three demonstrations, learners make predictions about what they think will happen...
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Lesson Plan
1
1
Center for Learning in Action

Challenge with Solids, Liquids, and Gases

For Teachers 2nd - 4th Standards
There's a container for every matter—liquid, solid, and gas. Pupils design three different containers, each with the capability to hold one of the states of matter, and share their design with the class.     
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Lesson Plan
1
1
Center for Learning in Action

Introduction to the States of Matter

For Teachers 2nd - 4th
Liquids, gases, and solids are the states of matter in which scholars investigate in a lesson plan that offers in-depth information and engaging activities that look into the three states and the changes their properties make when mixed...
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Lesson Plan
1
1
Center for Learning in Action

Density

For Teachers 2nd - 5th Standards
Explore the concept of density within states of matter—gases, liquids, and solids—through a group experiment in which young scientists test objects' texture, color, weight, size, and ability to sink or float.    
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Lesson Plan
1
1
Center for Learning in Action

Gases

For Teachers 2nd - 4th Standards
Explore the properties of gases through one activity and two investigations in which super scientists observe the changes gas makes when encountering different conditions.
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Lesson Plan
Aquarium of the Pacific

States of Matter: Making Ice Cream

For Teachers 1st Standards
Who knew that learning about the states of matter could taste so sweet? This fun hands-on lesson captures the attention of learners as they use what they know about solids, liquids, and gases to create their very own batch of ice cream.
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Lesson Plan
Curated OER

States of Matter Lesson

For Teachers 2nd
Second graders identify the three phases of matter and demonstrate how a property can change states of matter. In this states of matter lesson, 2nd graders make an Ooze to discover how a solid changes into a liquid. Students create an...
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Lesson Plan
Curated OER

Matter

For Teachers 2nd
Second graders discuss the properties of the three states of matter, and then sort objects into the proper categories, solid, liquid, or gas.
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Lesson Plan
Curated OER

Solids and Liquids

For Teachers 4th - 5th
Students complete activities to study the properties of solids and liquids. In this states of matter lesson, students investigate the melting and freezing of a range of materials in a virtual experiment. Students melt the substances and...
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Lesson Plan
Curated OER

Permafrost: Permanently Frozen Ground

For Teachers 3rd - 4th
Students explore permafrost.  In this 3 states of matter lesson, students identify characteristics of solids and liquids.  Students observe water and soil melting and freezing at various temperatures.  Students make predictions about a...
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Lesson Plan
Curated OER

Water and Ice

For Teachers K - 2nd
Students investigate the states of matter. In this physics lesson, students use water and ice to demonstrate the characteristics of a solid and liquid. Students record their observations as the state of the water changes.
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Worksheet
Curated OER

Solids and Liquids

For Students 6th - 7th
In this melting points worksheet, students study the melting points table of the solid and liquid states of matter. Students use the table to answer the 7 questions.