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Interactive
CK-12 Foundation

Six Trigonometric Functions and Radians: Degrees to Radians and Back Again!

For Students 10th - 12th Standards
How do degrees relate to radians? The interactive allows pupils to manipulate the size of an angle in a unit circle to help see that relationship. Users determine the radian measure for given degree measures of angles, realizing the...
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Interactive
CK-12 Foundation

Equivalent Fractions

For Students 3rd - 6th Standards
An interactive made up of five questions tests scholars' knowledge of equivalent fractions. Two fraction circles with moveable parts assist mathematicians in finding solutions. Questions are multiple-choice with one discussion. 
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Interactive
CK-12 Foundation

Differences of Fractions with Different Denominators

For Students 6th - 8th Standards
Subtracting fractions with unlike denominators is the focus of an interactive designed to boost mathematicians' problem-solving skills. Five questions challenge participants to answer multiple-choice and true or false questions with help...
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Worksheet
Curated OER

Circles

For Students 10th
In this circles worksheet, 10th graders solve 10 different problems that include determining various types of circles. They write the standard form of the equation of the circle with the given radius and center. Then, students solve each...
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Lesson Plan
Curated OER

Scoring Guide for the Algebra 2/Trigonometry Test Sampler

For Teachers 9th - 12th
High schoolers take an Algebra II/Trigonometry sample test.  In this Algebra II/Trigonometry sample sample test lesson, students take a sample test for Algebra 2/Trigonometry.  High schoolers solve 39 multiple choice/short answer...
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Interactive
CK-12 Foundation

Domain, Range, and Signs of Trigonometric Functions: Sine and Cosine

For Students 10th - 12th Standards
Is there a relationship between the sign of sine and cosine and the angle on the unit circle? Scholars use an interactive to see the value of sine and cosine within different quadrants. they then use the information to determine the...
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Interactive
CK-12 Foundation

Reference Angles and Angles in the Unit Circle: Exploring Reference Angles

For Students 10th - 12th Standards
A steal of a deal — get four angles for the value of one. An interactive resource allows individuals to visualize all four angles that have the same reference angle. Pupils answer questions by using the interactive to create the...
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Interactive
CK-12 Foundation

Coterminal Angles: Full Circle

For Students 9th - 12th Standards
Take a terminal side for a spin. Pupils use an interactive to investigate angles of rotation that share the same terminal side. Scholars create coterminal angles and calculate what other angle sizes share the same final position.
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Worksheet
2nd Grade Worksheets

Parts of a Friendly Letter

For Students 2nd Standards
There are a lot of rules about formatting a friendly letter, but where do the commas go! Reinforce the grammar structure when writing a letter with a worksheet that prompts kids to choose the correct form of different parts of a letter,...
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Worksheet
Education World

Common Core Grammar Worksheet: To, Too, and Two

For Students 3rd - 5th Standards
It's easy to confuse the words to, too, and two when writing sentences. Don't let that confusion happen again! Here is a grammar worksheet that provides practice identifying the correct form of each word in 20 sentences. 
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Lesson Plan
Curated OER

Math Lesson: What Do You Want to Know? - Country Statistics

For Teachers 9th - 12th
Young scholars are able to identify the characteristics of a variety of graphs (i.e. bar graph, line graph, pie graph, scatter plot, population pyramids, etc.) They recognize how the type of data to be presented plays a role in choosing...
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Worksheet
Azar Grammar

Women’s History Month Eleanor Roosevelt : Verb Corrections

For Students 6th - 9th Standards
Read a short passage about Eleanor Roosevelt while hunting for errors in verb use. To give your kids some help, count up the errors beforehand and provide struggling learners with the number of errors. 
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Worksheet
Curated OER

She or Her?

For Students 4th - 5th
In this She or Her worksheet, students read 5 paragraphs and circle the correct word (she or her) in 16 different cases. Students also read a brief explanation of the difference between she and her.
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Worksheet
Curated OER

Women's History Month- Eleanor Roosevelt: Verb Corrections

For Students 4th - 5th
In this verb tenses worksheet, learners first read a text about Eleanor Roosevelt and circle all of the verb errors. Students write the correct form above each mistake.
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Worksheet
Curated OER

Plural or Possessive Noun?

For Students 3rd - 5th
In this plural and possessive nouns worksheet, students read the sentences and circle the plural or possessive nouns to correctly complete the sentences and explain why that is the right form. Students complete 6 problems.
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Worksheet
Curated OER

Inverted Sentences

For Students 8th - 9th
In this inverted sentences worksheet, students read the definition of inverted sentences and how to conjugate verbs in them. They circle the correct form of the verb in 10 sentences. They invert 3 regular sentences and write 2 original ...
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Worksheet
Curated OER

Superlative Adjectives

For Students 2nd - 4th
For this superlative adjective worksheet, students circle the correct form of given adjectives in sentences. 
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Worksheet
Curated OER

Superlative Adjectives

For Students 2nd - 4th
In this superlative adjective worksheet, students circle the correct form of adjectives in sentences. A web site reference for additional activities is given.
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Worksheet
Curated OER

There, Their, and They're

For Students 4th - 5th
In this grammar activity activity, students read the sentences and color in the section to illustrate which there/their/they're to use. Students then circle the correct form. Students finish by writing a sentence for each form of the word.
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Assessment
Noyce Foundation

Pizza Crusts

For Teachers 6th Standards
Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...
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Unit Plan
Mathematics Vision Project

Module 6: Trigonometric Functions

For Students 9th - 12th Standards
Create trigonometric functions from circles. The first lesson of the module begins by finding coordinates along a circular path created by a Ferris Wheel. As the lessons progress, pupils graph trigonometric functions and relate them to...
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Interactive
CK-12 Foundation

Reciprocal Identities

For Students 10th - 12th Standards
Get a better understanding of the trigonometric functions by taking a look at the flip side. Pupils create angles within a unit circle and compare the values of the standard trigonometric functions to their reciprocal functions. The...
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Worksheet
Spelling City

Irregular Verbs in Present & Past Tense

For Students 6th - 8th Standards
The English language has many irregular verbs. Clear up confusion with a quick exercise. The worksheet focuses on the many forms of three different verbs: Break, shine, and speak. Pupils read each sentence and select the correct form of...
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Worksheet
Curated OER

Pronouns and Antecedents

For Students 9th - 11th
For this grammar worksheet, students write the word that the who, which or that relates to in each sentence and then circle the correct verb in parentheses that makes each sentence grammatically correct.