Howard Hughes Medical Institute
Beaks as Tools: Selective Advantage in Changing Environments
How does nature select some adaptations over others? Scholars experiment picking up seeds with two different types of tools simulating beaks. After practicing, they experience a drought where one type of seed suddenly isn't available....
Howard Hughes Medical Institute
Testing a Hypothesis
Are sickle cell disease and malaria related somehow? Scholars learn about both illnesses and the hypotheses that they are related. They discuss, view a video, and answer questions to demonstrate understanding. The resource includes an...
College Board
2006 AP® Psychology Free-Response Questions
A person wants to buy a car but is having a hard time making a decision. What is getting in the way? Learners turn to psychology to explain what is driving the ambivalence using materials from College Board. A second query asks scholars...
CK-12 Foundation
CK-12 Earth Science Concepts for Middle School
Explore a variety of science concepts in an interactive textbook created for middle school scholars. A lengthy table of contents takes readers to pages comprised of a subject overview, outline, and summary. Follow links further to find...
Aquarium of the Pacific
Think Like a Scientist
Scholars watch a video and meet a scientist who is studying sharks as she explains her observations about the sharks and provides her hypothesis to explain their behavior. Learners then act like a scientist as they watch an aquarium...
PBS
Breaking Point
Leaf toughness can add to its herbivore appeal. Learns design an experiment to quantify leaf toughness and then perform their procedures. They follow the experiment with a set of questions that ask them to think about how leaf toughness...
American Chemical Society
Designing an Absorbency Test
Time to soak up some learning! A hands-on instructional activity teaches learners about the absorbency properties of substances. They conduct tests by dipping different materials in water to determine which hold water and then complete a...
NASA
How to Do a Science Fair Project
Build problem-solving skills with science! Step-by-step videos walk investigators through each stage of completing a science fair project. Scientists learn to formulate a testable question, design an experiment, collect data, draw...
Curated OER
More Than Meets the Eye
Students use the Archimedes method to demonstrate scientific principles behind observations.
Curated OER
Sharks in Decline
Learners investigate common fishing methods used to capture sharks. They decide why these methods and the shark's reproductive biology are contributing to the quick reduction in the shark population.
Curated OER
The Bouncing Ball
Students use the scientific method to conduct an experiment to test how a ball bounces. In this inquiry-based physical science and scientific method lesson, students drop a ball from specified heights and record the rebound, then record...
Curated OER
Life Means Water Environment
Learners investigate pH levels in bodies of water and experiment with acid/base reactions. In this water and pH lesson, students observe changes in pH levels of a sample solution and observe a Bronsted-Lowry reaction. Learners...
Curated OER
Living in Extreme Environments: Havens on the Deep Sea Floor
Students identify the characteristics of an extreme environment in the deep ocean and consider what organisms need to survive in these elements. They research sampling and data collection methods in this environment.
Curated OER
Introductory Module
Third graders examine the non-standard method of measurement and compare it to the metric system of measurement. In this introductory module instructional activity, 3rd graders discover the scientific observation. Students also develop...
Curated OER
Variable Skies
Learners examine factors which affect a vortex and create model tornadoes. They identify variables, pose a testable question, and perform an experiment using the scientific method. After they collect their data, students write a complete...
Curated OER
Diaper Inquiry
Fifth graders carefully examine and investigate the products contained in a diaper. They particularly analyze the crystal sodium polyacrylate, a product developed for use in astronaut diapers. They follow the scientific method, forming...
Curated OER
Water: Access and Use
Students get a personal sense for another culture's way of doing things. Develop a list of sources for water. Practice using the scientific method. Examine means for conserving, or for generating, reliable sources of water.
Curated OER
Earth System Science
Learners investigate the age of the earth by using accepted scientific methods. They conduct research about the use of radioactive dating and there is a simulation activity of the process. Finally, students measure the radioactive decay...
Curated OER
Plant Processes
In this science worksheet, students explore why plants grow in a certain direction by asking a question and using the scientific method to perform the lab.
Curated OER
Food Safety Lab
Students use the scientific method to investigate the role of temperature in microbial growth. In this food preservation lesson, students set up an experiment with fruit in room temperature and in a refrigerator. They record the...
Curated OER
Characteristics of Living Things
Student use the scientific method to experiment with worms. In this characteristics of living things lesson, students predict and examine the reactions of worms to dry and wet soil. Students share their findings.
Curated OER
Managing Heat
Third graders perform various experiments to show the flow of energy that causes heat. For this heat lesson, 3rd graders understand how heat is transferred or trapped. Students use the scientific method and critical thinking skills to...
Curated OER
Observing Reactions
Students use the scientific method to complete to experiments that have visible reactions. In this visible reaction lesson, students participate in an experiment with melting ice and one with inflating a balloon. Students record their...
Curated OER
Air Is there
Learners experiment to observe air and its mass. In this air lesson, students use the scientific method to complete experiments that demonstrate the properties of air. Learners view a video as follow-up.