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Curated OER
Determine the molarity of an unknown HCl solution
Students complete a lab to help develop a comprehension of stiochiometry. They review equation writing, equation balancing, and stiochiometry. Studnets are given the following information: Sloppy students from the previous class have...
Curated OER
Solving Equations Using Two Operations
Need more detail in showing your class how to solve two-step equations and proportions? This lesson plan outlines the steps young mathematicians need to solve simple equations and check their results.
Curated OER
Multiplying Polynomials
Students explore multiplying polynomials. They observe solving polynomials using the standard order of operations, FOIL, and the box method. Throughout the demonstration, students explore strategies of solving word problems such as...
Curated OER
How to Think Like a Scientist
Fifth graders study the scientific method and understand how to apply it. In this "thinking like a scientist" lesson students complete several activities.
Curated OER
That's Kind of Corny!
Students apply math skills to determining how much corn seed to plant in 100 acres. They compute the amount of weed killer needed and after totaling how many bushels per acre they harvest, they calculate their profits.
Curated OER
The Integration of Exponential Functions
In this calculus instructional activity, students solve problems using integration. They solve exponential functions using differentiation formulas. There are 12 problems with an answer key.
Curated OER
Solving Linear Systems Using Matrices
Start with the definition of a determinant and how to evaluate a 2x2 determinant. Apply this skill to solve systems of two equations with two unknowns by using Cramer's rule. These four basic problems would be good for a quick review or...
Curated OER
Building Sets of 13 and 14
Compose and decompose sets of 13 and 14 and compare sets of each with your little learners. They use objects to construct sets of 13 and 14, record their answers, and compare sets in several different ways.
Curated OER
Estimating Solutions to Word Problems
Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.
Curated OER
Quadratic Equations and Functions
This comprehensive lesson plan reviews solving and graphing quadratic functions and functions of higher degree. Using the vertex form of a quadratic functions, one finds the vertex, minimum or maximum, and axis of symmetry. A few...
Curated OER
Midwife and Contempt of Court
Students research the story about Frieda Miller, her background and the situation that led to her conviction. They explore what it takes to be in contempt of court and what the court has decided. Students investigate midwifery and what...
Curated OER
Singapore Math and The Common Core
Tackle The Common Core math standards with some help from your friends in Singapore.
Curated OER
Pardon Me. Do You Have Change For a Dollar?
Upper elementary and middle school learners explore currencies from a variety of countries. They use the Internet, video, and engage in hands-on activities. They practice converting U.S. currency to foreign currency and vice versa. This...
Curated OER
"Croak" Science Mystery
Solve the mystery of a declining frog population! Lead your junior ecologists on an investigation that simulates actual events concerning pollution, predation, poaching, and more. Investigators read a story online, then analyze survey...
Curated OER
Motion in Two Dimensions
Two activities employ the use of kinematic equations for determining projectile ranges. They both require the use of a toy dart gun. Included in this resource are both the teacher's guide and student laboratory sheets. This is an...
Texas Instruments
Is It or Isn't It Proportional
How can you tell if number relationships are proportional? Mathematicians investigate proportional relationships. They compare and contrast functions and graphs to determine the characteristics of proportional relationships, as well as...
Illustrative Mathematics
Equal Area Triangles on the Same Base II
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
Concord Consortium
Perfect Ten
How many ways can you make 10? Class members tackle three problems to find all possible ways three numbers add to be 10. The first is with positive integers, secondly with non-negative integers, and finally with real numbers. Pupils also...
Curated OER
Skate Party
Learners use the Frayer model during problem solving. In this problem solving lesson, they examine multiple methods of data collection to solve real world problems. Resources are provided.
Curated OER
Box It Up
Students use a six-step problem solving method to design a box/container. They are given the criteria for evaluation when presented with the problem. Students keep a notebook on processes, procedures, material, cost, design, machines,...
Illustrative Mathematics
Extensions, Bisections and Dissections in a Rectangle
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Illustrative Mathematics
Archimedes and the King's Crown
Learners will shout "Eureka!" in this quick but deep activity replicating the famous bathtub experiment of Archimedes. Given the scenario of a king with a suspected fake crown, young investigators develop formulas using density to...
Curated OER
Math Sleuths
Help learners practice their math skills by utilizing the Internet to research a mathematical topic. Your math sleuths will investigate a science or social studies topic from their curriculum and construct a Math Hunt Grid. They create a...
West Contra Costa Unified School District
Polynomial Division
Multiply the ways your scholars can find the quotient with polynomial division. A lesson introduces polynomial division via long division, synthetic division, generic area model, and using the definition of division. Learners then...