Rollo in Holland

I Have Lived a Thousand Years: Growing Up in the Holocaust

Alexander the Great - Jacob Abbott

I Will Plant You a Lilac Tree: A Memoir of a Schindler's List Survivor

Rollo in London

Claudette Colvin: Twice Toward Justice (Newbery Honor Book; National Book Award Winner)

Mary Erskine - A Franconia Story

My Bridges of Hope

Stuyvesant - A Franconia Story

Marooned in the Arctic: The True Story of Ada Blackjack, the "Female Robinson Crusoe"

Rollo in Switzerland

Florence Nightingale: The Courageous Life of the Legendary Nurse

Rollo's Experiments

Rock 'n' Roll Soldier: A Memoir

Rollo at Work

The Boys Who Challenged Hitler: Knud Pedersen and the Churchill Club

Dodger's Guide to London

Surviving the Angel of Death: The True Story of a Mengele Twin in Auschwitz

Impossible Escape: A True Story of Survival and Heroism in Nazi Europe

Under a Red Sky: Memoir of a Childhood in Communist Romania