Cornell University
The Making of Macromolecules
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
Serendip
Where Does a Plant's Mass Come From?
Where does the mass for a growing tree come from? Scholars consider a few different hypotheses and guess which is correct. They then analyze data from different experiments to understand which concepts science supports.
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...
Curated OER
Chapter 6 - Bonds
Although there are only 16 questions here, this chemistry handout makes a terrific unit assessment. It queries youngsters on the properties of ionic and covalent compounds, relates bond length tho stability and enrgy, compares polar and...
NOAA
Animals of the Fire Ice
When the sun's rays can't reach the producers in a food web, where does all the energy come from? Extreme environments call for extreme food sources. Young scientists investigate creatures that appear to get their energy from methane...
Curated OER
Exposure!
Students investigate that chemicals may affect different people in different ways. They also realize that their perceptions of dangerous materials may not be realistic and that the news media may not provide all the information needed to...
Chicago Botanic Garden
The Carbon Cycle
There is 30 percent more carbon in the atmosphere today than there was 150 years ago. The first lesson in the four-part series teaches classes about the carbon cycle. Over two to three days, classes make a model of the cycle, add missing...
Curated OER
The Water Cycle
Your class sets up a mini water cycle model to examine the process. Then they watch an animation, following a water molecule through the cycle. A well-developed lab sheet guides learners through the lesson and a PowerPoint presentation...
Utah Education Network (UEN)
Utah Open Textbook: 6th Grade Science
There are many interactions among living things and their surroundings. By completing a reading, scholars learn about the Earth, the moon, and the sun and how they relate to the solar system. They also investigate the basics of physical...
Curated OER
Chemical Formulas
Students examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D structure...
Curated OER
How Cells Duplicate and Why Where Something Can Go Wrong
Seventh graders explore the function of a cell and cell division. In this investigative lesson students construct a 3-D model of a DNA molecule.
Curated OER
How Atoms Work
Students analyze the way atoms function and how they combine to form molecules and various compounds. Using a software program, they create a diagram of an atom and write a summary about their functions. They complete a worksheet and...
Curated OER
How Atoms Work
Students explore the concept of atoms and how they combine to form molecules and compounds. In pairs, they read an article on how atoms work and discuss the main points. They draw atoms and write a paragraph about their elements.
Curated OER
Electron Transport System Made Fun and Easy:
Students identity the components of electron transport system through role play. They explain the role of intermediate energy carriers to the production of ATP molecules. They describe the relationship of electron transport system to...
NASA
The Importance of Food
Pupils make observations while eating food. They act out the process of food breaking down in the body and the roles of various chemical components, such as sugar and protein. It concludes with an activity illustrating the process and a...
Curated OER
Atomic Structure
In this atom worksheet, students define the atomic theory, compare an atom and a molecule, determine atomic number and number of protons for elements, and draw Bohr models for given elements. This worksheet has 4 graphic organizer, 8...
Curated OER
Staying Young with Vitamin E
Investigate how Vitamin E is used to prevent cell aging. Young scientists coat the surface of apples and bananas with oil, Vitamin E, and water. They place each in a petri dish and cover them to observe oxidation over time. They answer 8...
Curated OER
Molecular Shapes
In this molecular shape worksheet, students read how the shapes of molecules can be predicted from their Lewis structures by using the VSEPR model. Students then complete 2 word problems, 1 drawing, and 1 graphic organizer.
Curated OER
Desalination: Creating a Solar Still
To better understand how solar power can aid in creating desalinated drinking water, the class creates a model still. They will build a model of a solar still, make observations, and discuss how the process works. While the idea behind...
Curated OER
Metabolism & Enzymes
More extensive than just a general overview of digestion and reactions, this slide show gives information about all areas of enzyme function. Topics like the chemistry behind efficiency of enzymes, factors that affect speed of reaction,...
Curated OER
Energy Extravaganza
Tenth graders study how cells and organisms acquire and release energy through photosynthesis and cellular respiration. They explain that living organisms use matter and energy to synthesize a variety of organic molecules and they will...
Curated OER
Life in the Crystal Palace
Marine biologists research sea ice communities. Assign some groups to construct paper models of sea ice communities in winter, and some to construct models of them in summer. The lesson is simplistic, but the Internet resources provided...
Journey Through the Universe
Comets: Bringers of Life?
Young scientists investigate the elements found in our solar system and then construct a model of a comet. They apply their new knowledge to the formation of the solar system.
Curated OER
Building a Model DNA
Middle schoolers explain the function of DNA in the body. In this biology lesson, students build a DNA model using simple materials. They demonstrate how bases pair up in the helix.