Lerner Publishing Group

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cover image of El magnetismo (Magnetism)

El magnetismo (Magnetism)

Libros de energía para madrugadores (Series)

Sally M. Walker Author
Andy King Other
(2022)

cover image of Wheels and Axles

Wheels and Axles

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2001)

cover image of Pulleys

Pulleys

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2001)

cover image of Put Screws to the Test

Put Screws to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2011)

cover image of Marveling at Minerals

Marveling at Minerals

Do You Dig Earth Science? (Series)

Sally M. Walker Author
(2017)

cover image of Put Wheels and Axles to the Test

Put Wheels and Axles to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2011)

cover image of Investigating Matter

Investigating Matter

How Does Energy Work? (Series)

Sally M. Walker Author
(2017)

cover image of Investigating Light

Investigating Light

How Does Energy Work? (Series)

Sally M. Walker Author
(2017)

cover image of El calor (Heat)

El calor (Heat)

Libros de energía para madrugadores (Series)

Sally M. Walker Author
Andy King Other
(2007)

cover image of Researching Rocks

Researching Rocks

Do You Dig Earth Science? (Series)

Sally M. Walker Author
(2012)

cover image of Figuring Out Fossils

Figuring Out Fossils

Do You Dig Earth Science? (Series)

Sally M. Walker Author
(2017)

cover image of Opossums

Opossums

Early Bird Nature Books (Series)

Sally M. Walker Author
(2008)

cover image of Mystery Fish

Mystery Fish

On My Own Science (Series)

Sally M. Walker Author
Shawn Gould Illustrator
(2005)

cover image of Mystery Fish

Mystery Fish

On My Own Science (Series)

Sally M. Walker Author

cover image of Investigating Electricity

Investigating Electricity

How Does Energy Work? (Series)

Sally M. Walker Author
(2017)

cover image of The Vowel Family

The Vowel Family

Sally M. Walker Author
Kevin Luthardt Illustrator
(2008)

cover image of Shipwreck Search

Shipwreck Search

On My Own Science (Series)

Sally M. Walker Author
Elaine Verstraete Illustrator
(2008)

cover image of La materia (Matter)

La materia (Matter)

Libros de energía para madrugadores (Series)

Sally M. Walker Author
Andy King Other
(2007)

cover image of La electricidad (Electricity)

La electricidad (Electricity)

Libros de energía para madrugadores (Series)

Sally M. Walker Author
Andy King Other
(2022)

cover image of Put Wedges to the Test

Put Wedges to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2011)

cover image of Investigating Sound

Investigating Sound

How Does Energy Work? (Series)

Sally M. Walker Author
(2017)

cover image of Put Inclined Planes to the Test

Put Inclined Planes to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2011)

cover image of Mary Anning

Mary Anning

On My Own Biography (Series)

Sally M. Walker Author
Phyllis V. Saroff Illustrator
(2000)

cover image of Trabajo (Work)

Trabajo (Work)

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2005)

cover image of Bessie Coleman

Bessie Coleman

On My Own Biography (Series)

Sally M. Walker Author
Janice Lee Porter Illustrator
(2003)

cover image of Investigating Magnetism

Investigating Magnetism

How Does Energy Work? (Series)

Sally M. Walker Author
(2017)

cover image of SuperCroc Found

SuperCroc Found

On My Own Science (Series)

Sally M. Walker Author
Philip Hood Illustrator
(2005)

cover image of Heat

Heat

Early Bird Energy (Series)

Sally M. Walker Author
Andy King Other
(2005)

cover image of Electricity

Electricity

Early Bird Energy (Series)

Sally M. Walker Author
Andy King Other
(2005)

cover image of Work

Work

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2001)

cover image of Screws

Screws

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2001)

cover image of Put Levers to the Test

Put Levers to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2011)

cover image of Investigating Heat

Investigating Heat

How Does Energy Work? (Series)

Sally M. Walker Author
(2017)

cover image of Mosquitoes

Mosquitoes

Early Bird Nature Books (Series)

Sally M. Walker Author
(2008)

cover image of La luz (Light)

La luz (Light)

Libros de energía para madrugadores (Series)

Sally M. Walker Author
Andy King Other
(2007)

cover image of Put Pulleys to the Test

Put Pulleys to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Studying Soil

Studying Soil

Do You Dig Earth Science? (Series)

Sally M. Walker Author
(2017)

cover image of Jackie Robinson

Jackie Robinson

On My Own Biography (Series)

Sally M. Walker Author
Rodney Pate Illustrator
(2002)

cover image of Volcanoes

Volcanoes

Early Bird Earth Science (Series)

Sally M. Walker Author
(2007)

cover image of The Search for Antarctic Dinosaurs

The Search for Antarctic...

On My Own Science (Series)

Sally M. Walker Author
John Bindon Illustrator
(2007)

cover image of Light

Light

Early Bird Energy (Series)

Sally M. Walker Author
Andy King Other
(2005)

cover image of Put Pulleys to the Test

Put Pulleys to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Put Screws to the Test

Put Screws to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Put Inclined Planes to the Test

Put Inclined Planes to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Put Levers to the Test

Put Levers to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Put Wedges to the Test

Put Wedges to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Put Wheels and Axles to the Test

Put Wheels and Axles to the Test

How Do Simple Machines Work? (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2017)

cover image of Researching Rocks

Researching Rocks

Do You Dig Earth Science? (Series)

Sally M. Walker Author
(2017)

cover image of Inclined Planes and Wedges

Inclined Planes and Wedges

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2001)

cover image of Levers

Levers

Early Bird Physics (Series)

Roseann Feldmann Author
Sally M. Walker Author
(2001)