At the Yeshivat Noam middle school Earth Expo, over 280 students in sixth through eighth grades shared their work in three different fields of science. Additionally, new this year, the social studies team joined forces with the science department to help the sixth graders study key technological developments and their impact on civilization. The students created a timeline of innovation as well as models and experiments, representing time keeping, food preservation, health, travel, warfare, architecture and more from Ancient Mesopotamia through today.