Curated OER
Comparison of Evolution Mechanism
In this comparison of evolution worksheets, students read information about Lamarck's hypothesis of evolution and Darwin's hypothesis of evolution. Students then rate the scenarios given as either supportive of Lamarck's or Darwin's...
Historical Thinking Matters
Spanish-American War: 3 Day Lesson
Why did the United States choose to invade Cuba in 1898? As part of a 3-day activity, your young historians will first develop working hypotheses to answer this question, then work with a variety of historical primary source documents...
Curated OER
The Mozart Effect
Music has been said to effect short term memory. Learners test out this hypothesis, graphing how knowledge retention in a biology classroom changes when music is played in the background. In the end, a better appreciation of the dynamics...
Howard Hughes Medical Institute
Human Skin Color: Evidence for Selection
Skin color is controlled by at least six genes. Young scientists learn about skin colors through a documentary. They discuss the topics of pigment, natural selection, and vitamin D absorption. They apply their knowledge to higher order...
Curated OER
How Much Sugar is in Bubble Gum?
Students conduct an experiment to determine the percentage of sugar in various types of gum. They weigh the gum after chewing it to determine the amount of mass lost from each piece of gum, analyze the data, and create a graph of the...
Curated OER
Does Your Chewing Gum Lose Its Flavor?
Students determine the amount of sugar in various types of gum. They chew a piece of gum until it loses its flavor and leave it to dry in order to weigh it and determine the amount of mass lost, and describe an experiment to determine...
Curated OER
What's New With Dinosaurs?
Young scholars examine how scientists are at odds on whether or not dinosaurs were warm or cold blooded. In this dinosaurs lesson students divide into groups and research the evidence that supports each side.
Polar Trec
Animal Monitoring Introduction
Not only do mealworms taste great, they are also great for classroom science lessons. In pairs, young scientists observe and record what they see as they check out what their mealworms are doing from minute to minute. Each minute...
Curated OER
Mystery Strategy for Elementary Students
Learners of all ages solve historical mysteries. Elementary learners research historical topics by organizing information presented by their instructor, formulating hypotheses, and considering solutions to mysteries presented about...
Curated OER
Evidence of Evolution by Natural Selection
Being able to test a hypothesis is a scientific must. AP Biology pupils can see the process of hypothesis testing through evidence for evolution as seen in natural selection. Slides contain solid information and excerpts from academic...
Teach Engineering
Understanding the Air through Data Analysis
Is there a correlation or causation relationship between air pollutants? Groups develop a hypothesis about the daily variation of air pollutants, specifically ozone and CO2. Using Excel to analyze the data, the groups evaluate their...
Illustrative Mathematics
Block Scheduling
If a random sample determines that 45% of students favor block scheduling, is it possible that the actual percentage might be 50% or 60%? In this task, learners use data from a computer-generated simulation to determine the plausibility...
California Academy of Science
What Would Happen?
Nothing says classroom fun like an invertebrate and a magnifying glass! Snails, earthworms, and roly-poly bugs become the center of attention as pint-sized investigators hone their inquiry and observation skills. They are guided through...
Chicago Botanic Garden
Are All Plants Created Equal?
Photosynthesis requires energy and produces food, and cellular respiration produces energy and requires food. An interesting lesson analyzes the factors that affect the rates of photosynthesis and respiration. Classes spend one day...
Big Kid Science
Exploring Shadows
What's that lurking in the shadows? An activity that demonstrates how eclipses happen. Science scholars investigate how light and distance interact to form shadows. The experiment uses simple materials to generate data and observations...
Howard Hughes Medical Institute
Seed Dispersal in Tropical Forests
How do seeds get around? It's not like plants can control seed dispersal—or can they? Dig deeper into the amazing mechanisms of seed dispersal observed in tropical plants through interactives, a video, and plenty of hands-on data...
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.
Perkins School for the Blind
Introduction to Scientific Inquiry
Every great scientist knows that the process of inquiry is a very important skill. Provide your learners with visual impairments with an opportunity to explore objects scientifically. They examine several pieces of fruit and generate...
Institute of Electrical and Electronics Engineers
Can You Copperplate?
Introduce emerging engineers to the process of metal plating. This resource provides background reading on chemical engineering, plating, and corrosion. It concludes with a copper plating activity. The standards alignment list includes...
Texas State Energy Conservation Office
Investigation: Insulation
Youngsters compare the heat-holding abilities of three different cans by insulating two with different materials and measuring the temperature change of hot water over a 20-minute period.
Virginia Department of Education
The Germ Theory and Koch’s Postulates
Explore the history of cholera and its effect on society with your biology class. Young biologists will then proceed to grow their own germs, prepared from live cultures, and follow the steps of the scientific method to generate data....
University of Minnesota
Dendritic Spines Lab
This is your brain on drugs ... literally! Your neuroscientists-in-training examine the evidence of drug use on the human brain and how neurons change their connectivity when altered by drugs. They then work together to create testing...
Curated OER
Point of View and Scientific Truth
High schoolers investigate the mystery of the "destructive force." They explore the concepts of natural phenomena. Students discuss the limited aspects of natural phenomena and the "whole truth" to generate new hypotheses that can be...
Curated OER
Porosity
Students investigate the concept of an aquifer and use a 2 liter bottle and other materials to conduct a simple lab experiment or demonstration. They calculate the volume of water that can be stored in the aquifer. The lab is used to...