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Interactive
Curated OER

Pulse-Width Modulation Signal Generator

For Students 10th - Higher Ed
In this electrical instructional activity, students answer a series of 6 open-ended questions about pulse-width signal generators. This instructional activity is printable and the answers are revealed online.
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Lesson Plan
Curated OER

Value Your Digits

For Teachers 3rd
Third graders work with place value. In this place value lesson, 3rd graders write three digit numbers and tell the place value of each number. They compare numbers and money, regroup, discuss the value of coins, and count money.  
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Worksheet
Curated OER

Number Sequencing

For Students 6th
In this number sequencing worksheet, 6th graders solve 5 different sets of numbers that include various types of sequences. They write the missing numbers in each set on the baseballs shown. Students add or subtract numbers when...
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Lesson Plan
Teacher Created Resources

Working with Algebraic Expressions

For Teachers 5th - 8th Standards
Learners understand that algebra is a branch of mathematics that uses symbols or letters to represent unknown numbers in problems. They also understand the definition for an algebraic expression. Make sure to click on the Download the...
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Lesson Plan
Curated OER

Rings Around the Racetrack

For Teachers 4th - 5th
Students determine the number of laps a driver would need to complete the Indy 500. They calculate the length of time it would take to complete the race at different rates of speed.
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Worksheet
Curated OER

Subtraction: 2 digit numbers with regrouping

For Students 3rd - 4th Standards
In this subtraction worksheet, students subtract two digit numbers from other two digit numbers with regrouping. Students complete 30 subtraction problems.
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Lesson Plan
Curated OER

1, 2, 3 Hooray for Number Equivalency!

For Teachers 2nd - 3rd
Students represent equivalent amounts using concrete materials, number symbols, and number words.
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Lesson Plan
Curated OER

Right on the Money

For Teachers 2nd - 3rd
Students are introduced to coins and bills in American currency. After watching a video, they practice making the same amount of money out of different combinations of coins and bills. Using the internet, they discover how much each...
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Lesson Plan
Curated OER

Hot Wheels (Grades 9-12 )

For Teachers 9th - 12th
Using internet research, students compute the costs of different models of card. They discuss the advantages/disadvantages of purchasing a new car versus a used car, the cost of car insurance, and the best way to finance their purchase.
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Worksheet
Curated OER

Solving Proportions

For Students 9th
In this solving proportions activity, 9th graders solve and complete 16 different equations that include using proportions. First, they define a proportion and begin by eliminating the fractions in each. Then, students multiply both...
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Worksheet
Curated OER

Percentages, Fractions and Decimals

For Students 9th - 11th
In this algebra worksheet, students are asked to convert between percents, fractions and decimals. They calculate interest as it relates to real world scenario. There are 5 a,b,c questions.
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Worksheet
Curated OER

The Mathematics of Ion Rocket Engines

For Students 9th - 11th
In this ion rocket engines worksheet, students read about how heavy atoms are used to create the thrust in rocket engines. They solve 5 problems including determining the speed of atoms in a satellite, finding the average acceleration of...
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Worksheet
Curated OER

Aurora to Magnetosphere Global Exploration

For Students 9th - 11th
In this magnetosphere global exploration worksheet, students read about the instrument on board a satellite launched by NASA called the Radio Plasma Imager. This imager detects echoes from plasma clouds. Students calculate the distance...
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Worksheet
Curated OER

The International Space Station

For Students 8th - 10th
In this International Space Station worksheet, students are given the altitude changes in the space station on a graph from 2000-2004. Students answer 5 questions about the trends in the graph, the changes in altitude, the reason for the...
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Worksheet
Curated OER

Basic Algebra and Graphing for Electric Circuits

For Students 12th - Higher Ed
In this electronics worksheet, students evaluate mathematical expressions to complete 16 short answer and problem solving questions.
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Lesson Plan
Curated OER

Create a Budget

For Teachers 6th - 7th
Students develop a budget spreadsheet to manage finances for their business.  In this finance lesson, students use a spreadsheet program to create a budget with credit and debit columns.  There are step-by-step directions for creating a...
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Worksheet
Curated OER

Addition Number Chart

For Students 1st
In this basic mathematics instructional activity, 1st graders complete each chart by filling in the missing numbers. They use addition to help them complete each chart.
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Worksheet
Curated OER

Count by 2's

For Students 1st - 2nd
In this basic mathematics worksheet, students complete each chart by counting by 2's. They add to each number and fill in the missing boxes.
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Worksheet
Curated OER

Number Line

For Students 1st - 2nd
In this basic mathematics worksheet, students fill in the missing numbers on each of the number lines shown. They add or subtract to find the missing numbers for each line.
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Worksheet
Curated OER

Magic Squares

For Students 5th - 6th
In this magic squares worksheet, learners solve 3 different magic squares shown on the sheet. First, they identify the numbers already used in each square. Then, students determine which number goes in each blank to equal the same sum in...
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Lesson Plan
Curated OER

Numbers Make Sense

For Teachers 2nd
Second graders explore number values by completing estimation problems in class. In this place value lesson plan, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize...
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Lesson Plan
Curated OER

Equations

For Teachers 4th
Fourth graders determine the difference between equations and non-equations. In groups, they are given the answers and identify the numbers needed to make the answer. To end the lesson, they complete an equation using the price lists...
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Lesson Plan
Curated OER

Reality Check

For Teachers 4th
Fourth graders practice living on a budget. They must plan for rent, utilities, and food and determine if they can afford the luxuries of a phone, car, gas, movies, clothes, etc., using a newspaper to gather their information.
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Worksheet
Curated OER

Solving addition equations

For Students 5th - 8th
In this addition equations worksheet, learners solve equations with variables that have one and two digit numbers in them. Students complete 4 problems.