Curated OER
Generating Hypotheses and Experimental Design 1
Here is a thorough exercise in forming hypotheses for scientific investigations. Young scientists consider factors that may be related to the question they would like to address. They think through measurable changes that may result from...
Texas Instruments
Exploring Basic Equations
Learners explore equations with constants, variables and with exponents. They identify and define variables, constants, exponents, expressions, and equations, as well as give an example of each. Your class will also draw their...
Curated OER
Algebra I: Linear Functions
Using rates from a rental car company, young mathematicians graph data, explore linear relationships, and discuss the role of slope and the y-intercept. This lesson allows for the discussion of independent and dependent variables, as...
Curated OER
Popcorn Science
Learners identify and apply the scientific method through an experiment with popcorn. Then they identify what independent, dependent, and control variables are and create a list of different variables that affect popcorn popping....
US Department of Energy
Electromagnet Experiment Stand: A Variable Power Electromagnet
Electromagnets come in both large and small scales—from big machinery in scrap yards to hard disk drives. Here's a resource that provides directions for building a variable electromagnet on a stand. Scholars then experiment with the...
Texas Instruments
Variables and Expressions
Young scholars solve equations by writing expressions. For this algebra lesson, students identify the different values for each variable. They use the navigator to see how to solve equations.
CPO Science
Science Worksheets
If you need an array of worksheets to augment your science lessons, peruse a collection of assignments that is sure to fit your needs. With topics such as metric conversion, the scientific method, textbook features, research skills,...
American Chemical Society
Changing State: Evaporation
Why do experiments require a control? Guide scholars through designing an experiment to see what they can do to evaporate water faster with a lesson that stresses the importance of controlling all variables. The second activity...
Curated OER
Understanding Variables
In this science worksheet, students examine the topic in order to solidify knowledge covered in the curriculum using puzzles and creative games.
American Chemical Society
M&M's in Different Temperatures
Help your class come up with a procedure for comparing the dissolving rates of colored candy coating in different temperatures of water. If you are placing importance on controlled variables with your class, make sure that they use equal...
Curated OER
Scientific Method
In this Scientific Method worksheet, students identify controls, variables and conclusions given experiment descriptions. Students interpret data given in charts.
Curated OER
A Constructivist Version of the Snail & Elodea Lab
Students explain the importance of having a control when setting up an experiment.
CK-12 Foundation
Heat Engine
How can heat power an engine? Scholars observe a heat engine working and control variables to determine the most efficient setup. They change the amount of heat input as well as the stroke length. Energy efficiency numbers prove the...
Curated OER
Solving Problems
In this solving problems activity, students answer twelve multiple choice questions about problem solving in science and the steps of the scientific method. These include identifying the problem, forming a hypothesis and setting up the...
Curated OER
Variables on Both Sides
Students solve equations with variables on both sides of the equations. In this algebra activity, students use addition, subtraction, multiplication and division to solve problems. They combine like terms and identify the unknown.
Curated OER
Scientific Methods in Biology
In this scientific methods learning exercise, students will review the steps necessary in testing a hypothesis including the types of reasoning and variables involved. This learning exercise has 6 terms in a crossword puzzle and 4 fill...
Curated OER
Testing a New Drug 1
Students act as chief research scientists with the responsibility of testing a new drug. Students design a controlled experiment to test a hypothetical experimental drug. Students write a clear, concise, and detailed plan to present to a...
Curated OER
Red Means Danger
Students describe some common pests. They study three levels of pest control from the IPM pyramid.
Curated OER
Soil and Agriculture:Lesson 3 - Soil Erosion
Learners reseach the different types of soil erosion and ways to control it in this series of activities.
Curated OER
Transformations
Young scholars identify the types of transformations in their lives. As a class, they determine the ones they have control over and which ones they do not. They practice solving problems in math and oral communication that they are faced...
Curated OER
Pendulum Lab in 9th Grade Physical Science
Ninth graders conduct experiments to determine what affects the rate of a pendulum's swing. Working in small groups, they identify an independent variable to study and create an experiment to test their hypothesis. When tests are...
Curated OER
Perimeter Pattern
High schoolers investigate perimeter patterns formed by a hexagon and a triangle. They will identify the dependent and independent variable and write a function for the relationship.
Curated OER
Ketchup Lab
In this ketchup worksheet, students investigate the thickness of different types of ketchup. They hypothesize, identify their independent and dependent variables, test their hypothesis and write conclusions based on their data.
Curated OER
Making Connections-Review Experimental Design and Homeostasis
In this experimental design and homeostasis worksheet, students complete 20 sentences with key terms about designing experiments, gathering data, graphing data and determining controls. They also complete sentences about homeostasis and...