Jennifer Boothroyd author

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What is Sight?
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11.14 USD

What is Sight?

by Jennifer Boothroyd
Paperback / softback
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Grouping
5.240000 USD

Grouping

by Jennifer Boothroyd
Paperback / softback
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What Is Hearing?
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9.440000 USD

What Is Hearing?

by Jennifer Boothroyd
Paperback / softback
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People and the Environment
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10.23 USD

People and the Environment

by Jennifer Boothroyd
Paperback
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Many Ways to Move: A Look at Motion
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29.390000 USD

Many Ways to Move: A Look at Motion

by Jennifer Boothroyd
Hardback
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How Big How Heavy How Dense A Look At Matter
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9.440000 USD

How Big How Heavy How Dense A Look At Matter

by Jennifer Boothroyd
Paperback / softback
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A baseball player slides on the ground to tag a base. A toy car's wheels rub against the floor and slow the toy car down. Friction is at work all around you. But what exactly is friction? And how does it affect different objects?
Why Moving Objects Slow Down: A Look At Friction
A baseball player slides on the ground to tag a base. A toy car's wheels rub against the floor and slow the toy car down. Friction is at work all around you. But what exactly is friction? And how does it affect different objects?
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9.440000 USD

Why Moving Objects Slow Down: A Look At Friction

by Jennifer Boothroyd
Paperback / softback
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Coco Top 10s: The Power of Music
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9.440000 USD

Coco Top 10s: The Power of Music

by Jennifer Boothroyd
Paperback / softback
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Map My Room
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7.340000 USD

Map My Room

by Jennifer Boothroyd
Paperback / softback
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Sphere
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5.240000 USD

Sphere

by Jennifer Boothroyd
Paperback / softback
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Sending Messages with Light and Sound
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25.190000 USD

Sending Messages with Light and Sound

by Jennifer Boothroyd
Hardback
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What Are Rules and Laws?
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7.340000 USD

What Are Rules and Laws?

by Jennifer Boothroyd
Paperback / softback
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Inside the US Army
8.390000 USD

Inside the US Army

by Jennifer Boothroyd
Paperback / softback
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Harvesters Go to Work
8.390000 USD

Harvesters Go to Work

by Jennifer Boothroyd
Paperback / softback
Book cover image
Many Kinds of Matter: A Look At Solids Liquids and Gases
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9.440000 USD

Many Kinds of Matter: A Look At Solids Liquids and Gases

by Jennifer Boothroyd
Paperback / softback
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Playing With Light and Shadow
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7.340000 USD

Playing With Light and Shadow

by Jennifer Boothroyd
Paperback / softback
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Inside the US Air Forces
8.390000 USD

Inside the US Air Forces

by Jennifer Boothroyd
Paperback / softback
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Transportation
5.240000 USD

Transportation

by Jennifer Boothroyd
Paperback / softback
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Light Helps We See
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7.340000 USD

Light Helps We See

by Jennifer Boothroyd
Paperback / softback
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I See 1, 2, 3: Count Your Community with Sesame Street (R)
8.390000 USD

I See 1, 2, 3: Count Your Community with Sesame Street (R)

by Jennifer Boothroyd
Paperback / softback
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Map My Neighborhood
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7.340000 USD

Map My Neighborhood

by Jennifer Boothroyd
Paperback / softback
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Be Water-Wise, Super Grover!
29.390000 USD

Be Water-Wise, Super Grover!

by Jennifer Boothroyd
Hardback
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Patterns
5.240000 USD

Patterns

by Jennifer Boothroyd
Paperback / softback
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