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Lesson Plan
Curated OER

Buoyancy: What will float and what will sink

For Teachers 4th - 6th
Students write and explain why an object sinks or floats.  In this buoyancy lesson students demonstrate how items float or sink and graph the results. 
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Lesson Plan
Curated OER

Ice Floats

For Teachers 3rd - 5th
Students explore the changing density of water. In this physics lesson, students investigate how an object's density determines whether it will float or sink in water. They explain why this unique property of is important to living things.
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Lesson Plan
Curated OER

Sink or Float

For Teachers 2nd - 4th
Students explore water properties by conducting a class experiment. In this buoyancy lesson, students make predictions as to whether or not specific objects will sink or float in water. Students conduct the experiment and record their...
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Lesson Plan
Curated OER

Sink or Float Experiment

For Teachers 6th - 8th
Students participate in an experiment to determine which objects float or sink. They use different amounts of salt for the objects and discover as the salt content increases, objects will float. They record their predictions and what...
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Lesson Plan
Curated OER

Will It Sink or Float?

For Teachers K - 2nd
Students perform experiments to see if items will sink or float. In this sink or float lesson, students work in groups to make predictions, and record the results. After the experiments are complete students make a book of the results.
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Lesson Plan
Curated OER

Sink or Float Water Play Activity

For Teachers K
Students experiment with different objects to see if they sink or float. They can also choose certain colored items if more review is necessary.
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Unit Plan
Curated OER

Density - To Float or Not to Float? That is the Question!

For Teachers 8th
Students investigate how to find the density of fluids and solids using math. Students also learn how to find the density of regular and irregular shaped objects.
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Lesson Plan
Curated OER

Floating Soap

For Teachers 4th - 6th
Learners use the Scientific Method steps to complete an experiment on various brands of soap to determine their floating capabilities. In this scientific method lesson, students write a hypothesis about the ability of various soap bars...
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Lesson Plan
Curated OER

Sink or Float?

For Teachers K
Students examine how weight and balance can effect if an item sinks or floats. They listen to the book "Who Sank the Boat?" by Pamela Allen, and discuss how the smallest animal sank the boat. Students then conduct an experiment in...
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Lesson Plan
Curated OER

Sink or Float

For Teachers 1st
First graders explore items that sink or float. They cut and glue pictures of objects that they predict will sink or float. Students place thir pictures on a picture of a bucket of water. Students then color the objects that they had...
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Lesson Plan
Curated OER

The Floating Golf Ball

For Teachers 4th - 6th
Students explore density by floating golf balls. They explore having their golf balls float halfway in a container of water and discuss density and its realtionship to where the golf balls are floating. After adding food coloring, they...
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Lesson Plan
Curated OER

Sink or Float

For Teachers All
Students experiment with different objects to test if they sink or float. They predict what the object will do before it is put into the water. They are allowed to play with the items after the experiment is over.
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Worksheet
Curated OER

Density Laboratory Gizmo

For Students 4th - 6th
In this mass worksheet, students fill in a chart with different items and their volume, whether they float or sink, and their density. Students complete this for 10 items and answer 6 multiple choice mass questions.
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Lesson Plan
Curated OER

Sink or Float

For Teachers 3rd
Third graders sort objects into those they think will float and those that will sink and test their predictions. They experiment with clay molding it into shapes that float. They place pennies in them until they sink. They test other...
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Lesson Plan
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Teach Engineering

Floaters and Sinkers

For Teachers 7th - 9th Standards
Whatever floats your boat. Young engineers learn about density by measuring the masses and volumes of boxes filled with different materials. Using their knowledge of densities, they hypothesize whether objects with given densities will...
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Organizer
Mr. Hill's Science Website

Density Workbook

For Students 5th - 8th
It's all about density! Here's a dense workbook for young scientists; they solve (and show work for) 29 density word problems, including a problem where they solve for the density of Godzilla. They complete labs analyzing metal cubes,...
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Lesson Plan
Curated OER

Floating Fishes: How do Fishes Control Buoyancy?

For Teachers 7th - 12th
Playing with balloons, water, oil, and bottles help put this lesson over the top! Participants use air-filled balloons in water tanks to experience gas compression. They also use oil-filled bottles to experiment with buoyancy. Included...
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Lesson Plan
Curated OER

Can You Make A Penny Float?

For Teachers 3rd - 5th
Students explore the concept of density by trying to make a penny and other materials float.
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Lesson Plan
Curated OER

Sink or Float

For Teachers 2nd - 4th
Students construct clay boats and predict whether the boats will sink or float. Students will hypothesize what caused the boats to sink or float.
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Lesson Plan
Curated OER

What is Density?

For Teachers 3rd - 4th
Students explore physical science by conducting an in-class experiment. In this density instructional activity, students define vocabulary terms dealing with physics and discuss their knowledge of density. Students conduct several "sink...
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Lesson Plan
Curated OER

To Float or Not to Float, That is the Question?

For Teachers 9th
Ninth graders develop operational definition of density, do computations using density equation, categorize pieces of matter as being able to float on water or not, based on density, explain why some objects sink or float based on...
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Lesson Plan
Curated OER

Ships 2: What Floats Your Boat?

For Teachers 6th - 8th
Students design, build, and test the specifications (water displacement and load line) for a model boat. The lesson focuses especially on integrating design principles with inquiry-based experimental skills.
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PPT
Curated OER

Buoyancy and Viscosity

For Teachers 8th - 10th
Some of these beautiful diagrams should help your students understand the connections between pressure and flight. Pressure and density are also discussed, and a number of links are included to give fantastic interactive examples of...
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Lesson Plan
Curated OER

Technology of the Deep: Experiments with Buoyant Forces

For Teachers 4th - 8th
Young scholars conduct a series of experiments to study the effects of temperature and salinity on the buoyancy of an object in water. They devise ways to make floating and sinking objects neutrally buoyant.

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