Worksheet
Curated OER

Addition & Subtraction 2

For Students 2nd - 3rd
In this addition and subtraction worksheet, students solve 4 different types of problems that include adding and subtracting numbers. First, they practice solving a number of addition and subtraction problems. Then, students complete the...
Worksheet
Curated OER

Graphing Systems of Inequalities

For Students 9th
In this systems of inequalities activity, 9th graders solve 10 different sets of problems that include graphing systems of inequalities. First, they graph each inequality separately. Then, students solve each system of inequalities and...
Worksheet
Curated OER

Compare Expressions

For Students 6th - 8th
In this expression comparison learning exercise, middle schoolers solve 14 pairs of expressions to determine whether they are greater than, less than , or equal to one another. Students also respond to 2 word problems.
Lesson Plan
Curated OER

Number Sense

For Teachers 8th
Eighth graders participate in a lesson plan that is concerned with reviewing basic math concepts using the four operations. The activity is composed of a math game that is played by them.
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (1)

For Students 4th - 5th
In this mathematics worksheet, students solve a number of problems by adding and subtracting similar mixed numbers. There are ten problems to solve on the sheet.
Worksheet
Curated OER

Chemistry Basics Practice Exam

For Students 10th - Higher Ed
For this chemistry practice worksheet, learners solve sixteen problems including identifying chemical and physical changes, calculating numbers with significant figures, naming compounds and writing formulas and converting from one unit...
Lesson Plan
EngageNY

Read Expressions in Which Letters Stand for Numbers

For Teachers 6th Standards
Pencil in the resource on writing verbal phrases into your lesson plans. The 15th installment of a 36-part module has scholars write verbal phases for algebraic expressions. They complete a set of problems to solidify this skill.
Lesson Plan
Curated OER

Adding & Subtracting (Combining) Integers

For Teachers 5th - 7th Standards
Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip...
Activity
1
1
Laura Candler

In the Dog House

For Teachers 2nd - 4th Standards
Teach your young pups some new tricks with this math facts activity. Using a deck of cards and the included game board, pairs of young mathematicians draw cards and attempt to make products that are larger than their partners'...
Handout
2
2
Math Mammoth

Add & Subtract Integers Fact Sheet

For Students 5th - 8th Standards
Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to...
Lesson Plan
EngageNY

A Surprising Boost from Geometry

For Students 10th - 12th Standards
Working with imaginary numbers — this is where it gets complex! After exploring the graph of complex numbers, learners simplify them using addition, subtraction, and multiplication. 
Interactive
CK-12 Foundation

Multiplying Matrices by a Scalar: Column Vectors

For Students 10th - 12th Standards
Make connections between vectors and matrices through multiplication. Scholars use the interactive to view the effect of multiplying a matrix by a scalar. The interactive displays the resulting matrix and its corresponding column vectors...
Lesson Plan
Curated OER

The Secret of the Crystal Ball

For Teachers 8th
Eighth graders use mathematical expressions to solve problems.  In this basic properties of operations, 8th graders use prior knowledge and logical reasoning to solve equations. Students analyze an equation by solving a...
Lesson Plan
Curated OER

The Great Cookie Company

For Teachers 4th
Fourth graders implement real life application of money, problem solving, economics, and consumer awareness.  In this three week economics unit, 4th graders operate a business, write checks, balance accounts, and market their...
Lesson Plan
Curated OER

Relationship Between Addition and Subtraction

For Teachers 2nd - 3rd
Students are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are given a...
Worksheet
Curated OER

Add Consecutively With One

For Students 1st - 2nd
Here's a basic learning exercise for student to practice adding consecutively with one. The problems all involve single digit addition. There are only 10 problems on the learning exercise so this might be a good warm-up activity.
Lesson Plan
Curated OER

Two-Dimensional Drawings from Three-Dimensional Objects

For Teachers 6th
Sixth graders identify and draw two-dimensional representations of a three-dimensional object. Students investigate the views of an object and determine that three views are required (front, one side and the top). Students use these...
Worksheet
Curated OER

Ratio and Proportion: Basic Operations and Applications

For Students 7th - 9th
Learners explore example problems dealing with ratios and proportions. Afterward, they read story problems and solve them using ratios and proportions. This four-page worksheet contains six multi-step problems.
Lesson Plan
Curated OER

Lesson Two: Writing Letters in Code

For Teachers Pre-K - 9th
Combine your friendly letter lesson plan, grammar lesson plan, and technology lesson plan with this fun activity! Young writers compose letters to friends, and then convert the text to Webdings font. Their friends then decode the letter...
PPT
Curated OER

ONES and TENS

For Teachers 1st
Before you can teach place value or regroup, you need to provide students with a concrete idea of the definition of ones and tens. Here, ones and tens are defined and then shown several different ways in order to represent several...
Lesson Plan
Curated OER

Fitness plan: number 3

For Teachers 7th - 12th
Students monitor their fitness levels for six weeks of their P.E. course through the use of an Excel spreadsheet. They also research the obesity epidemic among youth in the U.S. today, presenting their findings to the class. This lesson...
Lesson Plan
Curated OER

The Photoelectric Effect in Photocells

For Teachers 9th - 12th
Illuminate your physics class with this examination of a photovoltaic cell. Teach the structure and operation of the device using a diagram. Then make a human-powered, larger-than-life sized model of a PV cell. Learners become electrons...
Handout
Del Mar College

The Laws of Logs

For Students 9th - 12th Standards
Two students were sitting on a log and decided they wanted to be awesome at math. Bring in the logarithm handout! The first page introduces the idea of a logarithm and the different operations and rules it entails. The second page...
Lesson Plan
Curated OER

Looking Through the Algebraic Lens

For Teachers 3rd - 5th
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the lesson. In part two, students use geoboards to construct polygons, look for patterns, and find a general rule.