Title: Cykl skalny dla dzieci: The rock cycle for toddlers (Polish edition), Author: Yoav Ben Dor
Title: Hope Seeds: Hope For Our Environment, Author: Donna Kay Lau
Title: Too Much Trash! (Content and Literacy in Science Kindergarten) / Edition 1, Author: Dona Herweck Rice
Title: Recycling and Waste, Author: Ellen Labrecque