Curated OER
Using Quadratic Equations
In this using quadratic equations worksheet, 9th graders solve and complete 12 various types of problems. First, they use the compound-interest formula to solve for r in each equation. Then, students use a calculator and approximate...
Curated OER
Testing Water for Hardness
Students discuss the nature, cause and effect of hard water. Each student conducts a soap test on a sample of hard water where the hardness is known measuring the height of the bubbles produced.
Curated OER
Variation
In this variation learning exercise, students interpret and organize data. They find the distance between points. Students use ratios to determine volume This six-page learning exercise contains approximately 20 problems. Answers are...
Curated OER
Chapter 6: Geometry Perimeter and Area
In this perimeter and area activity, students find the perimeter of various polygons. They compute the perimeter, surface area, circumference, and volume of given figures. Students explore trigonometric ratios. This twelve-page...
Curated OER
Calculus and The Simpsons
In this calculus worksheet, students examine a situation form The Simpsons in whcih Bart falls from a tree house. Students write and solve an differential equation that gives the height of the tree house. The one page worksheet...
Curated OER
Pyramids- Slant Height and Altitude
Students calculate the height and altitude of a pyramid. In this geometry lesson, students define the parts that make up a pyramid. They use the Pythagorean Theorem to find the missing parts of a pyramid.
Curated OER
Golden Ratio of the Human Body
Young scholars calculate the ratio of the height of the body to the height of the navel. They discover that the ratios are all approximately equal.
Curated OER
A Matter of Proportion
Students measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
Curated OER
Scenes of the Earth
Students examine and study how changes in perspective can change the way that they can observe objects. They explore the relationship between a scene's area and its detail. Each student looks at the ground through cardboard tubes from...
Curated OER
Spreadsheet Activity
Students create a spreadsheet to match a given sample. This includes adjusting column width and row height, changing alignment, changing size and style of print, changing number format.
Curated OER
Causal Patterns in Air Pressure Phenomena
Students examine why air pressure is hard to notice. They observe the height of a liquid in a tube over time and lift a table with balloons.
Curated OER
Work Air Does
Students complete a lab observation form predicting how air makes a helicopter and pinwheel work. Constructing their own helicopter, they begin to drop it from various heights. They discuss the force on air and how it affects both objects.
Curated OER
How Does Your Tree Measure Up?
Students work in pairs or small groups to gather data about a tree. Each group might gather data about a different tree; all groups might collect data about the same tree; or two teams might gather data about each tree and compare their...
Mt. San Antonio Collage
Quadratic Equations and Their Applications
Show high schoolers there is more to quadratic functions than just formulas and parabolas. Connect the math to realistic application problems with a resource that has learners consider such situations as a ball hit in the air, the...
Curated OER
Round and Round
Learners interpret data from a three-dimensional array of current monitors to determine an overall pattern of water circulation. They hypothesize what effect an observed water circulation pattern might have on seamount fauna. A very...
Curated OER
Lady Liberty
If you're looking for a fantastic cross-curricular lesson on the Statue of Liberty, then this lesson is for you! Learners watch a Reading Rainbow episode which focuses on the Statue, then gather facts about the creation, construction,...
Ocean Explorer
Easy as Pi
Seamounts are large, extinct volcanoes that rise up from the bottom of the ocean floor. They are a relatively new landform in the scientific community, and this lesson invites learners to learn about the amazing diversity of life found...
Noyce Foundation
Photographs
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
Charleston School District
Solving for a Missing Dimension
If a can has a volume of twelve ounces, how tall it should be? If you can work with volume formulas, it's is an easy measurement to find. After finding the volume of figures in the previous lesson of the series, learners now apply the...
EngageNY
Using a Curve to Model a Data Distribution
Show scholars the importance of recognizing a normal curve within a set of data. Learners analyze normal curves and calculate mean and standard deviation.
Inside Mathematics
Rugs
The class braids irrational numbers, Pythagoras, and perimeter together. The mini-assessment requires scholars to use irrational numbers and the Pythagorean Theorem to find perimeters of rugs. The rugs are rectangular, triangular,...
Curated OER
Breathing Victory
Students know that participation in sports requires energy. They comprehend that we get energy form the foods that we eat and the air thta we breathe. Converting food and air into usable energy is defined as celluar respiration. Students...
Illustrative Mathematics
Influenza epidemic
This activity presents a real-world problem about an epidemic of influenza spreading through a city. Learners refer to a graph that shows the number of individuals infected in relation to the number of weeks that have elapsed since the...
Illustrative Mathematics
Doctor's Appointment
Geometric volume calculations are brought into the real world in a quick set of application problems. Learners are asked to help a patient figure out how to drink a prescribed amount of water both at work and at home. This activity...