NOAA
A Laboratory Simulation of Ocean Surface Currents
Stimulate interest in ocean currents with a simulation. The first installment of a five-part middle school series teaches future oceanographers about the forces that interact to cause ocean currents. A simulation shows how wind and...
Nuffield Foundation
Nitrogen-Fixing Bacteria in Root Nodules of Leguminous Plants
Fixin' to add a great resource to your plans? Scholars perform an experiment to investigate nitrogen-fixing bacteria from plant roots. Along the way, they learn about the concepts of symbiosis and mutualism.
Curated OER
Melting the Ice: Energy Transfer
Students study thermal energy and energy transfer to sea ice processes. In this energy transfer lesson, students make their own ice cream and discuss energy transfer and thermal energy. Students view a radiation overhead and its role in...
Curated OER
"Dead-Zones" and Coastal Eutrophication: Case-Study of Chesapeake Bay
Take an in-depth look at nutrient loading, eutrophication, and hypoxia using data on The Chesapeake Bay as an example. This comprehensive presentation includes detailed graphs, photos, and details about the changes in marine organism...
Curated OER
Raven Chapter 10 Guided Notes: Photosynthesis
Kim B. Foglia has designed a comprehensive series of AP biology worksheets. This one focuses learners on the progression of photosynthesis in plants. In this assignment, they identify structures and steps on high-quality diagrams, use...
Chicago Botanic Garden
Are Global CO2 Levels Changing?
According to the Mauna Loa observatory, carbon dioxide levels increased by 3 ppm in our atmosphere between 2015–2016. Individuals analyze carbon dioxide data from around the world and then share this with a home group in lesson...
Curated OER
Endocrine System - Hormones
Use this attractive PowerPoint to introduce all the hormones and their functions to your students. As students view each slide, they should be able to see the relevance of many of the chemicals and their interaction with the human body....
Curated OER
Endocrine System: Hormones
The many images and labeled diagrams in this PowerPoint will help learners understand different areas of the endocrine system. The slide
show starts with information about the absorption of lipid and protein based hormones, and then...
Science Geek
Earth's Atmosphere
Ozone gas absorbs the harmful UV-B rays and helps protect humans. An informative presentation begins with the layers of the earth's atmosphere, the pressure and temperature in each of the layers, the ozone layer, the ozone cycle,...
Serendip
Using Models to Understand Photosynthesis
Is your class in the dark about photosynthesis? Shed some sunlight on an important biological process with a thoughtful activity. After answering questions to help determine their level of knowledge, learners work with chemical equations...
Curated OER
Dissolved Oxygen and Temperature
Students are shown how temperature affects dissolved oxygen and they create a graph showing this relationship. They think about the adaptations of animals to live in different water temperatures. Students test four different water...
Curated OER
Diurnal Cycling Experiments
Students carry out an experiment to monitor diurnal fluctuations in dissolved oxygen, carbon dioxide, pH, and water temperature. They determine the CO2 and pH of the samples (and optionally, dissolved oxygen). Students complete their...
Curated OER
Trophic Relationships, Cycling of Chemicals, Human Impact on Ecosystems and Conservation
Students explore how the energy flow through a system is related to trophic levels. They investigate how organisms affect the cycling of elements and water through the biosphere. Students participate in lab activities to observe ways...
Curated OER
The Nitrogen Cycle
Young scholars study the nitrogen cycle and construct a diagram. In this Earth Science lesson students use role play to see the various paths.
Curated OER
Water Retention and Soil Variation in Local Ecosystems
Students identify the differences in local soil types and the relationship between soil size and water retention. They are introduced to microenvironmental conditions in ecosystem sustainability.
Curated OER
A Day in the Life of Bottled Water
Students research natural resources. In this environmental lesson, students define what a natural resource is and explore the life of a single-use water bottle. Students create a waste-reduction plan.
Curated OER
What are the Chemical and Microbiological Effects of Run-off from a Catfish Pond on the Surrounding Soil and Water?
Students study data from a USDA catfish pond. They look for microbial populations and chemical concentrations in the runoff to determine the effectiveness of filter strips. They use their knowledge of biogeochemical cycles to explain the...
Curated OER
Runoff with Chunky the Chicken
Students are introduced to the on-farm nutrient cycle, which explains feed to manure, to soil, and back to the feed. They are introduced to the generation of runoff during rainstorms, and the contents of runoff water are more than water...
Curated OER
Super Stream Keeper's
Students are introduced to Delaware's waterways as precious resources used for drinking water, water for agricultural and industrial uses, recreational areas, and as habitats for wildlife. They are introduced to wastewater discharges,...
Curated OER
Soil Acidity and Leaching
Students are introduced to the concept of acids and bases and arouse curiosity about acids and bases in daily life. They are introduced to the measurement of soil pH. Pupils are introduced to the effect of soil pH on nutrient cycling...
Curated OER
Watershed Lesson Plan
Students are introduced to the concepts of a watershed, stream flow and water quality. This five-day plan is an excellent way to introduce students to the concepts involved. They create their own watershed using a paper bag, water and...
Curated OER
Egg to Butterfly
Students examine the life cycle of the butterfly through literature. In this butterfly life cycle lesson, students listen to a read aloud of Eric Carle's, The Very Hungry Caterpillar, and discuss the life cycle shown in the story. They...
Curated OER
Let's Make a Compost Cake
Students create a compost cake. For this gardening and decomposition science lesson, students review and describe the "nutrient cycle." Students create a compost pile, measure and record the dimensions and temperature of the pile, and...
Curated OER
What Makes Up a Healthy Watershed
Students, after observing the elements of a local watershed, explore the need to protect watersheds as water resources for the future. They examine the factors involved with a watershed: geology, ecology, and the effect of man's...