Vision Learning
Visionlearning: Linear Equations in Science: Relationships With Two Variables
An introduction to the history of linear equations and how they relate to science.
Vision Learning
Visionlearning: Exponential Equations in Science: Constant E, Limits to Growth
An introduction to exponential equations that describe growth and decay over time. Variables and constants in the equation are explained.
Science Buddies
Science Buddies: Let's Go Fly a Kite!
By making a simple sled kite from the template provided and using the suggestions in the Science Buddies project, you can experiment with variables that test different aspects of flight. The Science Buddies project ideas are set up...
Vision Learning
Visionlearning: Research Methods: Experimentation in Scientific Research
An explanation of scientific research using variables and controls.
Science Buddies
Science Buddies: Scientific Method Variables/hypothesis
Find out what variables are in a scientific investigation and what the difference is between an independent, dependent, and controlled variable. Look at samples of different types of variables and find out what makes a good variable.
CK-12 Foundation
Ck 12: Earth Science: Observations and Experiments
[Free Registration/Login may be required to access all resource tools.] Using observations and scientific experiments to test hypotheses.
CK-12 Foundation
Ck 12: Biology: Science Experiments
[Free Registration/Login may be required to access all resource tools.] Covers the scientific experimental design.
Science Education Resource Center at Carleton College
Serc: Math You Need: Rearranging Equations to Solve for a Given Variable
This tutorial guides students through the steps in rearranging science formulas to solve for different variables. Includes practice exercises based on a variety of formulas.
Science Buddies
Science Buddies: Measure Photosynthesis With Floating Leaves
In this activity, you will be able to observe the oxygen production in leaves by doing a floating leaf disk experiment. You can also find out how quickly plants produce oxygen, and what variables affect photosynthesis.
Khan Academy
Khan Academy: Storing Data in Variables
Practice variable assignment in the AP CSP pseudocode, in this set of free practice questions designed for AP Computer Science Principles students.
Khan Academy
Khan Academy: Storing Strings in Variables
When we're making a program, we often want to store sequences of letters. In programming lingo, we call each letter a character and we call the sequence a string.
Khan Academy
Khan Academy: Storing Strings in Variables
Practice storing strings in computer programs, in this set of free practice questions designed for AP Computer Science Principles students.
CK-12 Foundation
Ck 12: Scientific Method
[Free Registration/Login may be required to access all resource tools.] Describe how the Renaissance period in history changed the approach to science. Identify the steps of the scientific method. Differentiate between the independent...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Celestial Globe Model
Users have the opportunity to adjust several variables in this simulation demonstrating the Ancient Greek's Two Sphere Universe theory.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Simultaneity Spacetime Diagram
Manipulate variables in order to observe the effects of relative motion on events such as an explosion and the time at which its light signal reaches a destination.
Discovery Education
Discovery Education: Science of Everyday Life: Cushion It! [Pdf]
Students investigate the best way to cushion wrap a sugar cube to protect it from a collision in this lesson plan. During their investigation, students learn about collisions and variables that affect collisions.
Bryn Mawr College
Serendip: Alcoholic Fermentation in Yeast
A text summary of what students learn in the Alcoholic Fermentation in Yeast lab, along with links to download Student Handouts and Teacher Preparation Notes in PDF or Word formats. Aerobic cellular respiration and alcoholic fermentation...
United Nations
Unesco: Algebra Review (In Arabic)
This page, part of a larger UNESCO site on math and science education, has 15 basic, open- and multiple-choice algebra questions, with the correct answer immediately following the question. Entirely in Arabic.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Twin Paradox Program
This model permits manipulation of variables in order to observe the effects of time dilation on twin objects, one moving and one not, as shown in a spacetime diagram.
California Institute of Technology
Spitzer Science Center: Luminous Blue Variable
In examining the "Luminous Blue Variable" this site seeks to determine if the blue variable is "Destined To Be a Supernova." An image (or chart) is provided along with a brief description of the details of the picture.
CK-12 Foundation
Ck 12: Physical Science: Scientific Experiments
[Free Registration/Login may be required to access all resource tools.] Experiments, experimental variables and experimental controls.
Georgia Department of Education
Ga Virtual Learning: Causation
In this comprehensive interactive tutorial you will learn about cause and effect in disease occurrence.
CK-12 Foundation
Ck 12: Biology: Science Experiments
[Free Registration/Login may be required to access all resource tools.] Introduction to scientific experiments.
Khan Academy
Khan Academy: Storing Data in Variables
Find out how computer programs instruct computers how to process data.