Libros de autor by Christy Peterson

Earth Day and the Environmental Movement

Secret Spy Codes and Messages

Secret Spy Hacks

A Trip to the Zoo with Sesame Street ®

A Trip to the Farm with Sesame Street ®

Welcome to Afghanistan with Sesame Street ®

A Trip to the Fire Station with Sesame Street ®

Many Ways to Be a Friend

Secret Spy Skills

Welcome to Israel with Sesame Street ®

A Trip to the Post Office with Sesame Street ®

Welcome to Brazil with Sesame Street ®

Welcome to Mexico with Sesame Street ®

Welcome to Germany with Sesame Street ®

Cutting-Edge Virtual Reality

Many Ways to Be a Family

Cutting-Edge Augmented Reality

Into the Deep

Secret Spy Gear

Welcome to China with Sesame Street ®

Cutting-Edge Hubble Telescope Data

Breakthroughs in Stars Research

Crayola ® Mammal Colors

Many Ways to Believe

Many Ways to Be

Crayola ® Fish Colors

A Trip to the Library with Sesame Street ®

Crayola ® Amphibian Colors

Many Ways to Eat

Crayola ® Insect Colors

A Trip to the Science Museum with Sesame Street ®

Many Ways to Dress

Crayola ® Bird Colors

Crayola ® Reptile Colors