Curated OER
THE ROLE OF A CONTROL IN THE EXPERIMENTAL DESIGN
Pupils study the role of controls. They discuss variables and list conditions, that if not kept the same for both flasks, could effect the outcome of the experiment. They come up with most of the following: Amount and temperature of the...
Curated OER
Physical Agents for Microbial Control
In this biology worksheet, learners take part in an examination of the graphic organizer to determine the different types of environments and how they effect the survival of microbes.
Curated OER
The Scientific Search for the Loch Ness Monster
Students gain an understanding of the real world applications of the scientific method. They design their own experiments to prove or disprove the existence of other modern legends, and they design and carry out an experiment to test a...
Curated OER
Teen Driving: Skills, Responsibilities and Reactions
As an introduction to the skills required for and responsibilities of driving, pre-teens and teens engage in a series of activities, chart their response times, and analyze how variables effect these reaction times. Class groups use the...
Curated OER
Solar Kit Lesson #11 - Power Maximum: An Electrical Determination
Collaborative groups connect resistors and solar panels in series and measure electrical resistance, voltage, and current. The objective is to order 16 solar panels from strongest to weakest. They graph current-voltage and power curves...
Curated OER
Practice Evaluating Experimental Designs
In this experimental design worksheet, students evaluate experiments using a design checklist. They suggest ways to improve the experiments and they identify all the components of the design.
Curated OER
Germination Inhibitors
In germination experiment activity, students conduct the following lab activity. Students determine the effects of another tomato on germinating seeds. Students answer the following questions to analyze their experiment.
Curated OER
Experimenting with Motion
Students design an experiment to change the motion of a rolling marble. In this designing an experiment lesson plan, students form a research question, they develop a hypothesis and they design an experiment using a graphic organizer to...
Curated OER
Evaluation Expressions
High schoolers explore algebraic expressions in this Algebra I lesson. They evaluate expressions using paper and pencil and then use the TI-83 to provide immediate reinforcements.
Curated OER
Generating Hypotheses & Experimental Design 2
An outline walks your scientists through the steps of the scientific process. It begins by taking a general idea and developing a hypothesis based on related factors. Each investigator then plans a method for testing the hypothesis,...
Curated OER
The Sun: Earth's External Heat Engine - Part 1 of the Astronomy Model
Designed by School Power...NaturallySM, this lesson familiarizes advanced earth science and physics learners about the variables that affect our supply of solar energy. They examine gas spectra and perform calculations. There is an...
Teach Engineering
Balsa Glider Competition
Change one variable and try again. Teams build basic balsa gliders and collect data on their flight distances and times. Through collaboration, the team decides on two modifications to make to the basic design and collect data for the...
Houston Area Calculus Teachers
Related Rates
Use a hands-on approach to exploring the concepts of related rates in your AP Calculus class. Individuals explore the effect of the rate of change on a variable related to a variable they control. After analyzing the data they collect,...
Serendip
Carbohydrate Consumption, Athletic Performance and Health – Using Science Process Skills to Understand the Evidence
Should athletes carb load before an event or consume carbohydrates during the competition? Scholars discuss how to set up a hypothesis and experiment to answer a question relating carbohydrates and athletic performance. Then, they read...
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
Does The Type of Mulch Used Affect Plant Growth?
Students measure, record and graph the plants they grow in a controlled setting. They feed and water the plants as needed and use the scientific method to evaluate the growth.
Curated OER
Solving Systems Using Matrices
Explore the concept of systems of equations in two variables and use matrices to solve them. Young mathematicians enter coefficients and constants into a matrix and then solve using row reduction. Instructions on how to use the shortcut...
Wimbledon Sound
DanceTime Deluxe
Do you know the dance moves, but just need some tunes to rehearse to? Then put on your dancing shoes, grab a partner, and let the rehearsal begin! Practice a wide variety of popular ballroom dance rhythms from around the globe at a tempo...
NASA
Heavy Lifting
Accept NASA's challenge to design heavy lifting vehicles. Groups of three design balloon-powered rockets to carry as much payload to the ceiling as possible. The teams are encouraged to launch several times while making improvements to...
Teach Engineering
Sugar Spill!
Sugar isn't good for you, but it's great for yeast! Scholars design an experiment to investigate how variables affect the rate of sugar consumption in yeast. The last installment of a nine-part Life Science unit considers how scientists...
Magic of Physics
Wave Machine
Three main factors determine the wave height experienced in the ocean. Scholars use a virtual simulator to alter wind speed, fetch, and duration. Each combination creates a unique wave measured in significant height.
Curated OER
The Atlatl System
Fifth graders are introduced to the atlatl system and how to test and control variables. In groups, they use the Internet to research how the system has changed over time. They test various variables and record their results in a graph...
Curated OER
The Scientists’ Way
Learners summarize the steps of the scientific method. In this life science lesson, students explain the importance of varying only one variable at a time. They analyze possible flaws in their experiment.
Curated OER
Coefficient of Restitution
Students investigate variables that influence the bouncing of balls. In this exploratory lesson students observe how the manipulated and control variable are correlated by graphing the data.