Maryland Department of Natural Resources
Eyes on Dissolved Oxygen
Learn about the factors that affect the way oxygen dissolves in salt water with a chemistry lab. After studying the molecular structure of water, young scientists figure out how aeration, temperature, and organic waste affect...
Chicago Botanic Garden
Historical Climate Cycles
Scientists use ice core samples to obtain temperatures of the earth from 400,000 years ago! The third of five lessons instructs pupils to interpret historical climate data to see changes over time. In part I, participants interpret...
Curated OER
Classroom Aquaponics: Exploring Nitrogen Cycling in a Closed System
Learners investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...
Curated OER
Global Change- Earth as Home
Students create their own environment. In this environmental protection lesson, students pretend they are the owners of a tropical island. They create jobs for the citizens and develop the island as a model environment.
Curated OER
Aquifer Model
Students, after researching and brainstorming about aquifers and locating aquifer maps of Texas, participate in the building of a model of an aquifer complete with a pumping station. They also answer a variety of questions at the...
Curated OER
Particulate Matter: The Lorax
Students explore air pollution. In this ecology lesson, students participate in an experiment in which 5 numbered jar lids are placed outside. Students bring one lid a day in until all jars are inside. Dirt specks are counted, observed,...
Curated OER
Ecology
In this ecology learning exercise students complete a crossword puzzle that incorporates all of the ecological vocabulary in the word puzzle.
Curated OER
A SALT WATER-Y WORLD
Students observe a model of the distribution of the earth's water and compare the relative volumes and percentages of types of water on earth.
Curated OER
How's the Air Up There?
Learners experiment with soda cans and water to discover why air pressure is greater closer to Earth's surface.
Curated OER
It's So Sticky Outside That...
Students examine the phases of the water cycle and water's different forms it can have. They work in groups to create pantomimes to illustrate the water cycle to their classmates.
Curated OER
Climate in the Western Regions
Students examine the interactions of the Earth's systems and other objects in space. In this climate change lesson students study the pros and cons of different climates and what their preferences are.
Curated OER
Science: The Water Cycle
Students examine the various stages of the water cycle. In groups, they complete a hands-on activity by creating model water cycle. Students design posters representing each of the seven stages of the water cycle.
Curated OER
Breaking it Down
High schoolers will identify the factors that contribute to erosion and weathering. They will start by differentiating between chemical and mechanical weathering. They then apply what they learned by playing the online jeopardy game. Key...
NOAA
The Incredible Carbon Journey: Play the Carbon Journey Game
Class members explore the carbon cycle in the final installment of the 10-part Discover Your Changing World series. They play a simulation game where they walk through the steps carbon takes as it cycles through the different layers...
Chicago Botanic Garden
Understanding the Greenhouse Effect
Dive into the power of the sun with a two-part lesson. Budding scientists model the greenhouse effect in a hands-on activity, and then participate in a skit that explores the earth's energy balances and what really occurs in the...
Chicago Botanic Garden
Carbon, Greenhouse Gases, and Climate
Climate models mathematically represent the interactions of the atmosphere, oceans, land, sun, surface, and ice. Part two in the series of four lessons looks at the role greenhouse gases play in keeping Earth warm and has participants...
Chicago Botanic Garden
GEEBITT (Global Equilibrium Energy Balance Interactive TinkerToy)
Students use the GEEBITT excel model to explore how global average temperatures are affected by changes in our atmosphere in part two of this series of seven lessons. Working in groups, they discuss, analyze graphs, and enter data to...
Texas State Energy Conservation Office
Global Climate Change
Here is an extensive reading resource that addresses our climate change crisis. It thoroughly explains the greenhouse effect, related Earth cycles, and the history of climate change. Use it as part of the intended unit, published by the...
Curated OER
Case Study of Local Trends in the Carbon Cycle
Students examine the relationship between chlorophyll and carbon dioxide in the atmosphere. In this investigative lesson students study the local effects of climate change.
Chicago Botanic Garden
Introducing Ecosystem Services
Purifying air and water, providing soil in which to grow crops, and moving water through its natural cycle are all services an ecosystem provides that benefit humans. Lesson four in a series lets learners explore and discuss the value of...
NOAA
Climate Is Our Friend…Isn’t It?: Make an Extinction Polyhedron
Climate affects populations in different ways. Scholars research extinct organisms and mass extinctions in part three of the 10-installment Discover Your Changing World series. They create graphic organizers, then fill in the...
NOAA
Ocean Acidification
If tap water is more acidic than ocean water, why are we so concerned about ocean acidification? The third installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program focuses on carbon dioxide levels in...
University of Colorado
Can Photosynthesis Occur at Saturn?
In the 19th activity of 22, learners determine if distance from a light source affects photosynthesis. Participants capture oxygen in straws and find that the amount of water the gas displaces is proportional to the rate of photosynthesis.
Curated OER
Fast Fact-Finding
Ever wonder why the sky changes color so often? Readers examine an informational excerpt from John Farndon's How the Earth Works. They underline key points as they read and then answer five response questions. Prompts review main...