Resources by Charlesbridge Publishing Inc

This book introduces Zero. Zero is lonely in Digitaria, he can't play Addemup with the other numbers, because he has nothing to add. What's a digit to do? Join Zero as he goes on a journey to discover his place.

Incredible illustrations highlight this striking book introducing animals in camouflage. The illustrations alone will enthrall readers, but clues to seven remarkably well-hidden animals will draw them into new worlds...

When a valuable fraction goes missing, George Cornelius Factor (a.k.a. GCF) vows to track it down. Knowing that the villainous Dr. Brok likes to disguise his ill-begotten fractions, GCF invents a Reducer-a tool that...

How old are you?--Older than you think. In a way, we are all as old as the universe itself. In fact, every bit of every one of us was created in the Big Bang, billions of years ago.

Stunning illustrations and...

When Sir Cumference turns into a dragon, Lady Di of Ameter helps him hide, while Radius searches for the cure - the magic number that is the same for all circles.