Interactive
Curated OER

Quadratic Equations

For Students 9th - 11th
In this Algebra I/Algebra II activity, students investigate the various methods that can be used to solve quadratic equations.  The one page interactive activity contains instruction, worked examples and five practice...
Lesson Plan
Curated OER

Linear Inequalities

For Teachers 9th
Ninth graders practice recognizing similarities and differences found in the graphing of inequalities and equations. Once observatioons are made they solve some of their own applying prior knowledge.
Lesson Plan
Curated OER

The Play

For Teachers 6th - 8th
Students work together to solve word problems. They examine the concepts of functions and relations. They develop plans for roles in the play they are creating.
Lesson Plan
Curated OER

Quadratic Formula

For Teachers 10th - 12th
Students factor and solve quadratic equations.In this algebra activity, students identify the roots of an equation using the quadratic formula. They graph and identify the properties of a parabola.
Lesson Plan
Curated OER

Pizzas And Things

For Teachers 1st
First graders problem solve using the concepts of doubling and halving numbers as previews for finding multiples and working with fractions. They determine how to find half of a set of objects and work with sums up to 16. They work with...
Lesson Plan
Curated OER

Ka and Kb Calculations

For Teachers 10th - Higher Ed
In this solutions worksheet, students calculate the pH of given solutions or calculate the Ka or Kb for chemical compounds. This worksheet has 11 problems to solve.
Worksheet
Curated OER

Math 312 Spring 2004: Complex Numbers

For Students 12th - Higher Ed
In this complex numbers worksheet, learners complete proofs for complex numbers, sketch points which solve an equation, compute and sketch an Argand diagram. This two-page worksheet contains five multi-step problems.
Worksheet
Curated OER

Systems of Inequalities

For Students 9th - 11th
In this systems of inequalities worksheet, students solve systems of equations. Afterward, they shade in all possible answers on a coordinate plane. This two-page worksheet contains five multi-step problems.
Lesson Plan
Curated OER

Math Journal: Functions and Coordinate Geometry

For Teachers 5th
Fifth graders examine the many uses of coordinate grids. In this graphing lesson, 5th graders write data driven equations, discuss the x and y-axis, and determine if using 2 or 3 ordered pairs is better.  Students complete several...
Worksheet
Curated OER

SAT problem solving practice test

For Students 10th - 11th
In this algebra and geometry worksheet, students review concepts dealing with angles, lines and basic word problems. They practice answering questions similar to the ones on the SAT.
Lesson Plan
Curated OER

Same solutions?

For Teachers 9th - 12th Standards
This activity focuses in on the structure of an equation and how it compares to another. Young algebraists are tasked with grouping together equations that have the same solution by focusing on the transformation of the equations rather...
Lesson Plan
Curated OER

Adding and Subtracting Algebraic Expressions (Combining Like Terms)

For Teachers 6th - 7th
Everyone loves math when it includes food! This lesson plan tries to take the notion of combining like terms in algebra and comparing it to sorting apples and oranges. It takes a step-by-step approach to helping young scholars understand...
Lesson Plan
Curated OER

Order of Operations with Variable Expressions

For Teachers 6th - 8th
Middle schoolers explore grouping symbols to mathematical equations to discover the importance of the "order of operations." Learners compare the absence of commas in connected text to the absence of grouping symbols in mathematical...
Lesson Plan
Ohio Department of Education

Models for Dividing Fractions - Grade Six

For Teachers 5th - 7th Standards
Fifth and sixth graders use food and candy to help them represent division of fractions and develop algorithms to solve fraction problems. They discuss dividing whole numbers by fractions. Pupils use sticks and chocolate bars to...
Worksheet
Curated OER

Academic Algebra II 1st Semester Exam

For Students 9th - 12th
In the semester exam, students solve problems dealing the the discriminant of quadratic equations, systems of equations, linear equations and inequalities. Students also simplify radicals, complete squares, and find the inverse...
Lesson Plan
Curated OER

Is Over Of

For Teachers 6th - 8th
Students solve problems dealing with percents using "is over of" algorithm.
Worksheet
Curated OER

Word Problems

For Students 10th - 11th
In this algebra worksheet, students solve word problems using algebra. They factor using the quadratic formula and complete the square. There are 4 problems with an answer key.
Worksheet
Curated OER

Magnetopause and Solar Storms

For Students 8th - 10th
For this magnetopause worksheet, students use a given equation to find the distance from the Earth where the solar wind pressure and the Earth's magnetic field pressure are equal. Students are given 5 different solar storms and use the...
Worksheet
Curated OER

Inequalities and Absolute Value

For Students 9th - 12th
In this inequalities worksheet, students solve multi-step inequalities with absolute values and test the boundaries in the provided work space. There are 16 questions.
Worksheet
Curated OER

Energy Changes, Rates of Reactions, Nuclear Chemistry

For Students 9th - 12th
In this energy changes, rates of reactions and nuclear chemistry worksheet, students solve 14 problems to review concepts about endothermic and exothermic reactions, heat of combustion, heat of reactions, enthalpy, kinetic and potential...
Unit Plan
EngageNY

Ratios and Unit Rates

For Teachers 6th Standards
This turn-key unit on ratios and unit rates walks through a 30-lesson unit on teaching proportional reasoning, with each lesson broken into detailed teaching notes and time allotments for all parts. An unbelievable resource when taken...
Lesson Plan
Curated OER

Worksheet 13 - Implicit Differentiation

For Teachers Higher Ed
In this implicit differentiation worksheet, students differentiate expressions and identify the derivative of a function. This one-page worksheet contains six multi-step problems.
Worksheet
Curated OER

Math Puzzle Picture

For Students 3rd - 6th Standards
The key to solving this puzzle lies in the addition skills of young learners. The first step is to answer a series of decimal addition problems organized in a 4x5 grid. Then cut apart the page of puzzle pieces, each one including an...
Worksheet
Curated OER

The Algebra of Summation Notation

For Students 9th - 11th
In this algebra worksheet, students use the summation notation correctly as they solve problems. They define the integral of a function and solve problems involving i. There are 14 questions with an answer key.