K12 Reader
What’s in Your Cells?
Organelles, cellular respiration, ATP, and DNA. The passage attached to this life science reading comprehension instructional activity is all about cells. After reading about diffusion and osmosis, kids answer a series of questions based...
Biology Junction
Energy Flow in an Ecosystem
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...
LABScI
Enzymes: The Spit Lab
Enzymes in our bodies each have a job to do. Learn the factors that affect the activity of some enzymes using the third activity of an informative 12-part biology series. A three-part laboratory activity asks teams to investigate how...
Cold Spring Harbor Laboratory
Some Viruses Store Genetic Information in RNA
Can a high school program alter the entire course of your life? David Baltimore and Howard Temin participated in high school programs working in research laboratories and went on to win the 1975 Nobel Prize. Learn about these two...
Chicago Botanic Garden
The Carbon Cycle
There is 30 percent more carbon in the atmosphere today than there was 150 years ago. The first instructional activity in the four-part series teaches classes about the carbon cycle. Over two to three days, classes make a model...
Cold Spring Harbor Laboratory
Development Balances Cell Growth and Death
Cells demonstrate a life cycle like other living things, but what if death was no longer part of the cycle? Learn about the important balance requiring death to continue functioning. An online interactive introduces a group of scientists...
Cornell University
Electroplating
Silver pennies and copper nickels are made possible by applying some chemistry. Learners use electrolysis to coat a penny with zinc sulfate and a nickel with copper sulfate. Their investigation builds an understanding of electroplating...
Curated OER
Molecular Modeling
Young scholars recognize that the fundamental building block of all organic and inorganic matter is the atom. They construct models of a sugar, fatty acid, amino acid and nucleic acid and describe their roles.
Curated OER
Change Through Time
In this evolution worksheet, high schoolers will complete a table by writing in the era and biological event based on 4 different time periods of Earth's history. Students will answer 8 fill in the blank questions based on the different...
Curated OER
Chromosomes
Students study chromosomes and how molecular half life affects them. In this chromosome lesson students complete several lab activities on calculating half life, and cracking alkanes.
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...
Curated OER
CONSTRUCTION OF A HEMOGLOBIN GENE
Students use research to see how eight pairs of triplets are equivalent to part of a gene and control a part of heredity. They also understand how red blood corpuscles manufacture normal hemoglobin.
Curated OER
Lab Experiments in Nutrition
Looking for authentic hands-on nutritional experiments? High schoolers will perform experiments to test for the presence of vitamin C in several solutions as well as the effect of caffeine on Daphnia. They will also consider the...
Curated OER
Photosynthesis Lesson Plans
You can teach students about the importance of plants and the process of photosynthesis with motivating lesson plans. Follow along and find out how one science teacher uses experiments, stories, and her love of plants to get kids excited...
Curated OER
Energy and Life
This two-page quiz mostly covers ATP, but touches on autotrophs and heterotrophs, as well. Learners show what they know through multiple choice, fill-in-the-blank, and short-answer questions.
Curated OER
Controlling the Code: Molecules at Work
In this DNA activity, learners access a website to learn about how single-celled organisms function successfully. Then students pretend they are a bacterium and determine how to transport lactose across their cell membrane for food. This...
Chicago Botanic Garden
Climate and Forest Ecosystem Services
Forests, through sequestration, capture excess carbon dioxide in our atmosphere and store it, aiding in climate change. The third installment in a four-part series on how climate impacts forests explores carbon sequestration....
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
The Science of Respiration and Blood Circulation
Fifth graders study how respiration and circulation are connected. For this respiratory lesson students complete several activities to better understand heart rate and carbon dioxide in the body.
Curated OER
Go To The Head of the Cloud
Young scholars pretend they are water droplets traveling through the water cycle. Using their text, they discover the steps in the cycle and the different paths water can take. They write a report about their journey through the water...
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...