Students gain a better understanding of the different types of materials as pure substances and mixtures and learn to distinguish between homogeneous and heterogeneous mixtures by discussing an assortment of example materials they use and encounter in their daily lives. View the full activity at TeachEngineering: https://www.teachengineering.org/activities/view/uoh_sep_mixtures_activity1 TeachEngineering has over 1,500 FREE lessons and activities. Visit http://www.TeachEngineering.org for more! Music: Sky Scraper - Geographer