American Chemical Society
Using the Combining Test to Identify Unknown Liquids
Once investigators have learned how their mystery liquids interact with water during the preceding activity, they now use their observations to identify them. This is an ideal conclusion to the mini unit on the properties of water.
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...
Code.org
User Input and Strings
Pupils learn to apply strings in computer science. They master two new user interface elements and also use string type data to represent ASCII characters. Finally, individuals create an app for Mad Libs in the eighth lesson of the series.
Alabama Learning Exchange
Human Slope
Middle and high schoolers explore the concept of slope. In this slope lesson, learners graph lines using a life-size graph. They use chalk on a blacktop to create a coordinate plane and use each other as the tick marks on the grid....
Curated OER
Systems of Equations: What Method Do You Prefer?
Students explore the concept of solving systems of equations. For this solving systems of equations lesson, students watch YouTube videos about how to solve systems by graphing and by elimination. Students use an interactive website to...
Curated OER
Exploring Expressions
Examine parts of an expression in this algebra lesson. Ninth graders identify the properties of the coefficient and their behavior to the graph. They graph the equation on a TI to see their results.
Curated OER
Macromolecule Lab
During a macromolecule lab, young chemists perform multiple tests, including iodine starch tests, to determine if eight mystery foods contain lipids, sugars, or starches.
Teach Engineering
Things That Matter to Flocculants
How does the dirt get out of your drinking water? A hands-on activity introduces the use of flocculants to help clear solid particles out of water. The plan walks learners through the process of setting up an experiment that...
Illustrative Mathematics
Sammy's Chipmunk and Squirrel Observations
Here is a fun project. Sammy observes a chipmunk and a squirrel to see how many holes each needs in order to stash the same number of acorns. Scholars could find the answer algebraically or create a table to analyze the...
Discovery Education
Cushion It!
Sugar cubes, collide! Groups design protection systems using bubble wrap to protect sugar cubes from being destroyed by falling batteries in the STEM lesson. They consider how the experiment relates to collisions in real-world...
Teach Engineering
Can You Take the Pressure?
Do not let the pressure get to you. The first lesson in a unit of 22 introduces the concept of air pressure. Using background knowledge, the resource gives teachers the information they need to discuss how people measure air pressure and...
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...
Curated OER
Equivalent or Not Equivalent?
Algebra learners look at equivalent expressions in the context of three different operations: division, squaring, and absolute value. In comparing these values, they will identity when expressions are equivalent.
Curated OER
Mechanical Properties
Students explore the concept of hardness. In this physical science lesson plan, students will be using clay heated at different temperatures to study hardness based on the indention left. Students will also be identifying the variables...
Curated OER
Pendulum Problems
Ninth graders explore how pendulums function. In this pendulums lesson plan students complete a pendulum lab activity.
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.
Curated OER
The Catapult
Students identify the advantages and disadvantages of a catapult as a weapon. In this physics lesson, students construct their own catapult. They investigate how changing one variable affects results.
Curated OER
Bleach Chemical Reactions
Students learn what happens when bleach comes in contact with various cloth fibers, chemical colors, nature and synthetics.
Curated OER
Determining A Spring Constant
Young scholars determine a spring constant and extrapolate information from a graph. In this spring lesson students divide into groups and complete a lab activity.
Curated OER
Sound Box
Students make simple observations and identify relevant variables, such as frequency and diameter. They then discuss the relationship between variables. The task assesses students' abilities to make simple observations and make...
Curated OER
Altering a Plant Environment
Students investigate what a controlled group is by creating an experiment. In this plant growth lesson, students identify the different parts of a plant and discuss what is needed for a plant to be successfully grown....
Curated OER
What's The Matter?
Fourth graders accurately describe various states of matter, Through experimentation, they change a variable to create a new state of matter. Students record their observations about the way matter is changed and the changes that occur...
Curated OER
Survival
Students determine the best material from which to make a jacket to keep the body warm in a cold, dry, windy climate. This task assesses the student's ability to perform an entire investigation. In this question the independent...