Project Learning Tree's Environmental Experiences for Early Childhood has been selected a Learning ® Magazine 2011 Teachers’ ChoiceSM Award winner. Designed for educators who work with children ages 3 to 6, PLT’s Early Childhood Guide and CD offers 130 experiences to engage children in outdoor exploration and play using their senses, seasons, and neighborhood trees. Since it was published in February, over 15,000 copies have been distributed to early childhood educators across the country through PLT professional development workshops.