Isabel Thomas ; illustrated by Marianna Madriz. written by Isabel Thomas ; illustrations by Marianna Madriz. illustrated by Marianna Madriz Isabel Otter ; illustrated by Hannah Tolson. words by Isabel Thomas ; illustrated by Sara Gillingham. written by Isabel Thomas ; illustrations by Hannah Warren. Isabel Thomas, Marianna Madriz Maria Isabel Sanchez Vegara ; illustrated by Miranda Sofroniou. illustrations by Marianna Madriz illustrated by Daiana Ruiz.