Below, is a link that will lead you to a complete unit study on the human respiratory system. The grade 2 through college science lesson planning links will lead you to articles, hands-on activities and other exercises that are compatible with the Montessori classified science reading cards, creative writing and other extensive lesson plans found in Montessori lesson planning found at Montessori lesson planning materials.To access this free unit study visit Montessori Unit Study – The Human Respiratory System
Heidi
http://www.amonco.org
