Curated OER
Living Organisms as Indicators of Pollutants in Fresh Water Ecosystems
Students observe the effects of pollution on living organisms. In this pollution lesson plan, students observe fresh water Hydra and look at their structures and movement. They place samples of pond and lake water on the Hydra and...
Curated OER
Bottled Water vs. Tap Water
Students analyze the similarities and differences between tap water and bottled water. They make informed decisions about their use of each. Students are asked if they drink mostly tap water straight from the tap or water fountain. They...
Curated OER
Flowering Phenology: How Do Plants Know When To Flower?
Learners explore the biotic and abiotic factors that affect plant reproduction and the potential consequences of human activities on plant populations. The effects of urbanization are discussed as an influence in the consequences.