Curated OER
Creative Cats
Students solve joining problems by using cat counters, pictures, and numbers. First, students listen to the story "Pretend You're a Cat" by Jean Marzollo.
Mathematics Vision Project
Module 1: Getting Ready Module
This fabulous resource is a must-have for any algebra teacher's arsenal of lessons. Developing the idea of equations and use of variables from basic physical scenarios, learners gain valuable intuition in the structure and meaning of...
EngageNY
An Application of Linear Equations
Just how far will the Facebook post go? Lead a discussion on how to manipulate the sum of a geometric series to figure out a formula to find the sum at any step. The plan contains an alternative to the discussion with more...
EngageNY
Modeling with Inverse Trigonometric Functions 1
Where should I stand to get the best view? Pupils use inverse trigonometric functions to determine the horizontal distance from an object to get the best view. They round out the lesson by interpreting their answers within context.
EngageNY
Complex Numbers as Solutions to Equations
Quadratic solutions come in all shapes and sizes, so help your classes find the right one! Learners use the quadratic formula to find solutions for quadratic equations. Solutions vary from one, two, and complex.
EngageNY
Characteristics of Parallel Lines
Systems of parallel lines have no solution. Pupils work examples to discover that lines with the same slope and different y-intercepts are parallel. The 27th segment of 33 uses this discovery to develop a proof, and the class determines...
EngageNY
Find Solutions to Make Equations True
The truth is always best. Individuals continue to find values that make equations true in the 26th installment of the 36-part module. The only difference is that they now call them solutions to those equations.
EngageNY
Conducting a Simulation to Estimate the Probability of an Event II
Add some randomization into simulations. The 11th installment in a series of 25 presents two new methods to use in simulations--colored disks, and random numbers. Pupils use random numbers to run simulations where the probabilities make...
Illustrative Mathematics
Calculations with Sine and Cosine
Practice makes perfect and perfecting those trigonometric functions are vital in trigonometry. The task requires evaluating cosine and sine values at common degree measures before looking at the results. Is there a pattern when the...
EngageNY
Events and Venn Diagrams
Time for statistics and learning to overlap! Learners examine Venn Diagrams as a means to organize data. They then use the diagrams to calculate simple and compound probabilities.
EngageNY
Addition and Subtraction Formulas 2
Knowing the addition formulas allows for the calculations of double and half formulas. The fourth installment of 16 has the class use the addition formula to develop the double angle trigonometric formulas. Using the double formula,...
EngageNY
Systems of Equations Leading to Pythagorean Triples
Find Pythagorean Triples like the ancient Babylonians. The resource presents the concept of Pythagorean Triples. It provides the system of equations the Babylonians used to calculate Pythagorean Triples more than 4,000 years ago. Pupils...
Illustrative Mathematics
Hours of Daylight 1
The midline of the mathematical model of the number of hours of sunlight is not 12 hours. Pupils use the modeling cycle to determine a function that will model the number of hours of sunlight at a location of their choosing. Using...
Illustrative Mathematics
Valid Equalities?
True or false: 20 = 10 + 10. The statement is true because two 10s make a 20. These are the types of equations learners must label or false. They must also explain in mathematical terms how they know.
Illustrative Mathematics
Saving Money 2
Adding money is a key skill in life. Give a worksheet that requires second graders to find the total amount of money Louis needs to make certain school supply purchases.
Curated OER
Beadwork: Creativity Booster and Stress Reliever
Invite students to experience the benefits of making and working with beads.
Curated OER
The Meaning of the Puzzles
In this logical and creative reasoning instructional activity, student solve 20 'wacky' words puzzles. Each puzzle contains a mathematical equation that can be translated into a 'wacky' word. An answer key is provided.
Curated OER
Adopt An Insect
This lesson plan combines a creative building activity with analyzing a butterfly photograph and using problem solving to complete the puzzle. It blends art and science very well. Students will learn and enjoy the process. The extension...
Curated OER
Activity Plan Mixed Ages: Pineapple Investigations
Students use all of their senses to explore a fresh, delicious pineapple. In this early childhood lesson plan, students engage in activities that encourage sensory exploration, problem solving, creative-thinking, language skills, and the...
Curated OER
You Can, Too!
Students and their parents participate in a volunteer opportunity in their community in order to solve a problem. In this problem solving lesson plan, students reflect on historical problems and see how they can solve a current problem.
Curated OER
Task: Miniature Golf
"Fore!" All right, no one really yells this out in miniature golf, but this well-defined activity will have your charges using lots of numbers in their unique design of a miniature golf hole. Included in the activity criteria is the...
Scholastic
It's a Whatchamacallit
Learners formulate new applications for simple machines in an original invention that solves a common problem. They brainstorm ideas for a new product using simple machines and communicate a finished project through an oral,...
Curated OER
Learning About Inventions
This site contains a variety of worksheets and activities to supplement the on-line problem-based learning activity about how imagination and how inventions are created. TheWright Brothers are used as a case study. The links and...
Curated OER
Selling Fuel Oil at a Loss
Learners are asked to advise a fuel oil dealer on a possible investment. They must use two different rates to set up an equation and solve to determine how much oil he should sell now to break even after selling the remainder the next...