Texas State Energy Conservation Office
Cost-Effective Buying
Middle school energy experts read about the relationship between energy use and cost-efficiency. Then they work through a couple of scenarios to determine which approach is more cost-effective.
Curated OER
Calculate Percentages
Sixth and seventh graders study the concept of finding the percent of a number. They calculate the percent of any given number. Pupils describe ways to use calculating percents in their daily life, and change percents into decimals,...
Curated OER
Calculator Activity: Ones, Tens, Hundreds
In this calculator activity worksheet, students learn to use a calculator to add numbers. Students add the numbers in column A to column B and then look for the answer that matches in column C. One answer is missing and students must...
Curated OER
Calculator Activity: Comparing Temperature
In this calculator activity worksheet, students use calculators to answer questions about temperatures shown on a set of 5 thermometers.
Curated OER
Budget Bonanza
Young scholars demonstrate how to use a budget plan. In this consumer math lesson, students calculate the total cost of data and determine if they are within budget. Young scholars use calculators to determine the total cost. There is a...
Radford University
Calculating the Cost: Algebraic Planning for a First Car
Scholars decide which job to take based on the pay. They then research cars to potentially purchase and determine the total cost of the car. Finally, they calculate how long they would have to work to purchase the car along with how much...
EngageNY
Definition and Properties of Volume
Lead a discussion on the similarities between the properties of area and the properties of volume. Using upper and lower approximations, pupils arrive at the formula for the volume of a general cylinder.
Flipped Math
Calculus AB/BC - Approximating a Function's Value Using Local Linearity
No need to be exact every time. Pupils watch an engaging video on approximating function values. They see how to write the equation of a tangent line, use it to calculate approximations, and then determine whether it is an overestimate...
University of Waikato
Make and Use a Hydrophone
Using a home-built hydrophone, pupils investigate how things sound in water. Learners listen to sounds created in air and then compare that to the same sound picked up by the hydrophone. Individuals compare the loudness and the pitch of...
Curated OER
Using Calculators And Spreadsheets
Students discuss the advantages of using calculators and spreadsheets in balancing checkbooks. They also identify the pros and cons of using these tools in adult education classrooms.
Curated OER
How Much Electricity Do You Use?
In this energy use worksheet, students will look at a table that lists different household appliances and the amount of energy used per year measured in Kilowatt-hours. Using this information, students will calculate how much these...
Curated OER
Land Use Worksheet
In this environment worksheet, high schoolers find the solutions to a real life case study after separating into different groups. There is also information about types of land use for scaffolding of the project.
Curated OER
Using a Hundreds Chart
Youngsters participate in three activities using the hundreds chart. They will choose numbers to add up to one hundred. Whoever gets the most combinations wins. Two variations of the game are supplied.
Curated OER
Proof of the Pythagorean Theorem Using Transformations
Middle and high schoolers construct a triangle using Cabri Jr. They construct squares on each of the legs and hypotenuse of the triangle. Pupils show that the area of the squares on the leg equal the area of the square on the hypotenuse.
New York Science Teacher
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger planets on...
Curated OER
The Remainder Theorem Using TI-Nspire CAS
Investigate the Remainder Theorem in this algebra lesson. Explore the relationship between the remainders of polynomial division and the function. Each of the four problems gets progressively more complicated. This might be a great...
Oregon State
Using Paper Chromatography
Through the analysis of paper chromatography to separate ink from the pen found at the crime scene, learners analyze the different stains and through calculations determine the thief.
Baylor College
Using Heat from the Sun
Let's heat things up! This simple experiment demonstrates for young scholars the important role the sun plays in providing the earth with energy. Place one cup of water in direct sunlight and one in shade, then take measurements in order...
Curated OER
Calculating Probabilities: Introduction
Introduce your class to a sure-fire method for calculating probabilities. The method is described alongside several examples, then put into practice with a series of probability questions for the class to solve. This would be a great...
Curated OER
Volume Calculation Exercise
Middle schoolers work with scientific notation and rounding as they determine volume. In this volume lesson plan, pupils attempt to calculate the volume of the planet Jupiter. They use rounding to two significant digits and scientific...
Curated OER
Exploring Patterns in Linked Division Calculations
Kids can work through this series of linked division problems to determine patterns and practice calculator use. They start by making calculations as a class, then work on a given set of division and multiplication problems intended to...
Curated OER
Calculator Trick 1
Here is a fun calculator trick, perfect for getting your learners ready for a day of exciting math. They multiply any single-digit number by 12,3456,789 to reveal an amazing result. Teaching notes are included on two of the slides.
Curated OER
Calculator Trick 8
Kids will use their calculator to add and subtract three digit numbers. If they complete the indicated steps they will all get the same answer regardless of the numbers they choose to put in. Amazing math tricks are fun but would be...
Flipped Math
Graphing Functions to Solve Equations
Intersections become solutions. Scholars watch a video on using a graphing calculator to find the solution to an equation in one variable. While watching the presentation, pupils practice working some of the examples and compare their...