Worksheet
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Adding in the Garden

For Students Pre-K - K
For this adding with picture clues worksheet, students write the missing number in each of 8 number sentences. All numbers will be below 5.
Lesson Plan
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Nitrogen Fixation, OR What a Gas!

For Teachers 9th - 12th
Students illustrate the adaptation and co-evolution of organisms. They examine set up an experiment to determine the effect of adding the Rhizobium bacteria to a group of legume seeds.
Worksheet
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Money Riddle

For Students 3rd - 4th
In this addition worksheet, students solve 11 problems in which a mystery number is added to another two digit number with the sum always being 100. After completing the problems a mystery message will be revealed.
Interactive
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Verb Tense Exercise 10

For Students 5th - 10th
In this online interactive grammar skills worksheet, students answer 10 fill in the blank questions regarding verb tenses. Students may submit their answers to be scored.
Worksheet
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Converting Celsius to Fahrenheit

For Students 9th
In this Algebra I worksheet, 9th graders explore an alternate method for converting Celsius to Fahrenheit and determine the algebra behind the shortcut.  The one page worksheet contains one problem.  Solution is provided. 
Lesson Plan
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Let's Take a Trip!

For Teachers 6th
Sixth graders plan trip for family of four, and choose best travel plan by studying maps, considering different routes, and visiting Web sites to get airline and travel schedules.
Lesson Plan
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Math Lesson Plan: Pumpkin Addition and Subtraction

For Teachers 1st - 2nd
Students practice their addition and subtraction skills. In this seasonal math lesson, students create pumpkin worksheets that may be used to practice addition and subtraction number sentences.
Lesson Plan
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Making A Natural pH Indicator

For Teachers 5th - 12th
Students make their own pH indicator from red cabbage. Red cabbage contains a chemical that turns from its natural deep purple color to red in acids and blue in bases. Students boil the cabbage to get the pH indicator.
Lesson Plan
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Skip it to multiply it

For Teachers 1st
First graders make sensible estimates and check the reasonableness of answers. They make up, tell and record number stories up to 9 about given objects. They skip count in twos, threes and fives.
Lesson Plan
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How Does a Thermometer Work?

For Teachers 5th - 9th
Students explore how a thermometer works. In this temperature lesson, students use a glass bottle, a straw, and food coloring to construct a homemade thermometer. Students record observations.
Lesson Plan
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Breaking News: GM Cows to Produce Human Breast Milk

For Teachers 3rd - 8th
Students explore current events by reading and analyzing an article in class. In this human diet lesson, students read an article about cows which are being genetically modified in order to produce human breast milk for consumption....
Lesson Plan
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Observing the Effect of a Change in Conditions on a System at Equilibrium by Applying Le Chatelier's Principle

For Teachers 9th - 12th
Young scholars describe the Le Chatelier Principle. They participate in an experiment in which they observe the changes in an equilibrium system. They answer discussion questions to end the lesson.
Lesson Plan
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The Vietnam War: A Popular Music Approach

For Teachers 9th - 12th
High schoolers explore the Vietnam War in music. In this Vietnam lesson, students listen to and analyze popular music from the Vietnam era in order to understand the use of propaganda regarding the controversial war. High schoolers...
Worksheet
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Reading 2: Laughter Linked to Health, Happiness

For Students 5th - 8th
For this reading comprehension worksheet, students read a selection about laughter and then respond to 5 true or false questions.
Lesson Plan
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Settling Down in a New Country

For Teachers 5th - 8th
Students explore environments by researching foreign countries. In this immigration instructional activity, students complete worksheets describing the many steps needed for an immigrant to become a citizen in a new country. Students...
Lesson Plan
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Ester Lab

For Teachers 10th - 12th
Students investigate making esters in the lab. In this ester lesson plan, students mix 3 organic acids with 3 alcohols and a catalyst to form 3 different esters. Students identify the odors of each ester and write the formulas for the...
Lesson Plan
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Jambalaya's Restaurant

For Teachers 6th - 8th
Young scholars use a menu and recipes to work on adding, subtracting, and percentages. They are given they weekly circulators, advertisements, or actual products and students practice figuring out sales tax. Young scholars figure slaes...
Worksheet
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Family Letter - Order of Operations and Sequences

For Students 6th - 8th
For this order of operations and sequences worksheet, students solve 16 short answer problems. Kids create an arithmetic sequence by adding seven to a number. Students perform operations on numbers in various order to see the importance...
Lesson Plan
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Multiplication Versus Addition

For Teachers 2nd
Second graders create arrays to study multiplication. In this multiplication lesson, 2nd graders split into teams to complete a multiplication table. One team uses addition to solve the table while the other uses multiplication. Students...
Worksheet
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Test #2 Equations Review

For Students 7th - 9th
In this equations review worksheet, students solve algebraic equations with one variable.  They use inverse operations to solve for the unknown.  Students translate word sentences to number sentences and then solve.  This...
Worksheet
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Mountain Math Worksheet

For Students 5th
In this number sense worksheet, 5th graders solve 37 problems based on a given number. Students are asked to round the number, identify the number as even or odd and add 100 to the number.
Worksheet
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Equilibrium and Acids & Bases

For Students 9th - 12th
In this equilibrium, acids and bases worksheet, high schoolers answer 30 multiple choice questions about the formulas for acids and bases, the products of acid and base reactions, the concentration of ions in acids and bases and...
Lesson Plan
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Money

For Teachers 2nd - 3rd
Students practice counting money.  In this counting and comparing money lesson, students review the value of coins and use play money to count out five dollars.  Students complete a worksheet to determine what items they could...
Worksheet
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Mental Math Skills

For Students 2nd - 3rd
For this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.