Penguin Random House, author portrait placeholder image

David A. Adler

Graphs!
Squares, Rectangles, and other Quadrilaterals
Light Waves
Money Math
Magnets Push, Magnets Pull
Let's Estimate
Place Value
Simple Machines
A Picture Book of Harriet Tubman
Fraction Fun
Perimeter, Area, and Volume
Triangles
Things That Float and Things That Don't
Mystery Math

Books

Cesar Chavez: Un libro ilustrado
Graphs!
Squares, Rectangles, and other Quadrilaterals
Light Waves
Money Math
Magnets Push, Magnets Pull
Let's Estimate
Place Value
Simple Machines
A Picture Book of Harry Houdini
A Picture Book of Harriet Tubman
Fraction Fun
Perimeter, Area, and Volume
Triangles
A Picture Book of Benjamin Franklin
Things That Float and Things That Don't
A Picture Book of George Washington
Mystery Math