Reason for the Seasons Students will plot the path of the sun's apparent movement across the sky on two days, with the second day occurring two or three months after the first. http: //k8science.org/resources/files/TSO_SD_02...
Earth as Home This activity is designed to help students understand some of the effects people have on their natural environment http: //interactive2.usgs.gov/learningweb/teachers/...
