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Assessment
Concord Consortium

Acid Test

For Students 9th - 12th Standards
This isn't your typical basic lesson—it's more acidic! Learners use pH information to determine the hydroxide ion concentration of different substances and then use these values to analyze information. The calculations require...
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Activity
Education Development Center

Adding Fractions with Unlike Denominators

For Teachers 4th - 5th Standards
If the fractions don't have a common denominator, make them have one. Learners first read and analyze a conversation of pupils trying to add 2/5 and 1/2. They compare the process of adding fractions to the process of adding quantities...
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Lesson Plan
Curated OER

Building Brilliant Bar Graphs

For Teachers 2nd - 4th
Everything you need for a mini-unit on bar graphs is included in this lesson plan! It outlines three lessons and includes worksheets. Learners taste pretzels, shoot baskets (switching off hands), and grab candy, graphing results...
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Lesson Plan
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Baylor College

There's Something in the Air

For Teachers K - 5th
Clever! In order to compare indoor and outdoor dispersal rates for the movement of gases and particles through air, collaborators will participate in a classroom experiment. Set up a circular grid and set young scholars on lines that are...
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Lesson Plan
Institute of Electrical and Electronics Engineers

Exploring at the Nanoscale

For Teachers 3rd - 9th Standards
Nano-nano! Nanotechnology can seem like it's from another planet! After learning about this tiny technology, collaborative groups experiment with how smaller particles affect chemical reactions. They do this by immersing a whole and a...
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Lesson Plan
Illinois State Board of Education

Solar System

For Teachers 6th - 9th Standards
Aspiring astronomers solve problems involving mixed units of the same attribute, including time, money, length, and area. They convert large numbers into scientific notation, then compute and compare ratios to explain why drawing...
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Lesson Plan
Virginia Department of Education

Similar Solids and Proportional Reasoning

For Teachers 9th - 11th
Double the dimensions, quadruple the surface area. Pairs build similar prisms and compare the ratios of their surface areas and volumes to the ratio of the heights. Given two similar cones, partners determine the ratios of the lateral...
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Lesson Plan
Curated OER

Pumpkin Problems

For Teachers K - 4th
Pupils participate in a lesson plan that has the intention of working on estimation skills. They use pumpkins to estimate the number of seeds are inside. They collect data for each pumpkin and compare it to the estimation. Students...
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Lesson Plan
Curated OER

Integer

For Teachers 7th
Seventh graders examine the characteristics of an integer. As a class, they observe a number line and recognize opposite numbers. Algebra tiles, or counters, are used to explore the concept of adding integers. In groups, 7th graders play...
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Worksheet
Curated OER

Review of Addition Facts

For Students 1st
In this addition activity, 1st graders write down the addends that make up 5 and 6. They match addition problems to the sums 5 and 6, and find the missing addends in 10 problems. They compare equations to 5 and 6 using the symbols for...
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Lesson Plan
Curated OER

Compare and Arrange Whole Numbers Up to 100

For Teachers 2nd - 3rd Standards
Number whizzes investigate integers by arranging them in a specific order. They utilize whole numbers which are given to them and then put them in order up to 100.  They also practice using "greater than" or "lesser than" symbols.
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Worksheet
Curated OER

Comparing Ratios

For Students 6th - 7th
For this comparing ratios worksheet, students solve and complete 3 different problems using the screens shown. First, they write a ratio that compares the shaded part to unshaded part illustrated. Then, students use the same grid to...
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Worksheet
Curated OER

Comparing Whole Numbers to 5

For Students K - 1st
In this comparing whole numbers learning exercise, learners insert the greater than less than or equal to sign to compare pairs of numbers to 5. An answer key is included and examples are completed for students.
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Lesson Plan
Curated OER

Measure Your Pencil

For Teachers 5th
Fifth graders use concepts of measurement to record the dimensions of a pencil. The unit of a pencil is used to compare it as part of a larger measurement like a yard. Students convert equivalent fractions accurately. Students also...
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Worksheet
Curated OER

Customary Units of Weight - Practice 12.4

For Students 3rd - 5th
Upper graders find missing numbers, determine the best unit to weight certain items, compare and solve two test prep questions. Houghton Mifflin text is referenced.
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Lesson Plan
Curated OER

Comparing Fractions

For Teachers 5th - 7th
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
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Lesson Plan
Curated OER

Integers

For Teachers 7th - 12th
In this integers worksheet, pupils evaluate numbers and equations and fill in the correct comparing symbols. Students complete 16 questions total.
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Lesson Plan
Curated OER

Teaching Arithmetic and Math Concepts to Headstarters

For Teachers Pre-K - K
Students discover early number concepts for numbers 1 through 5. In this number concepts lesson, students work in stations doing hands-on activities such as sorting colored blocks, stringing beads, and counting sticks. Students also...
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Lesson Plan
Curated OER

Comparing Fractions

For Teachers 3rd
Third graders observe two fractions and write the numbers in order from least to greatest referring to the sheet with different fractions they have before them to help them decide which one is smaller. Time allowing, they practice...
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Interactive
Curated OER

Comparing and Ordering Whole Numbers and Decimals

For Students 5th - 8th
In this numbers with decimals worksheet, students answer multiple choice questions where they compare and order whole numbers with decimals. Students answer 10 questions total.
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Lesson Plan
Pennsylvania Department of Education

Comparing Sets

For Teachers Pre-K - 2nd
Students count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
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Worksheet
Curated OER

Customary Units of Capacity - Practice 12.3

For Students 3rd - 5th
In this units of capacity worksheet, students find missing numbers in comparisons, choose units to measure capacity of items and compare. Houghton Mifflin text is referenced.
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Lesson Plan
Curated OER

Comparing Fractions

For Teachers 5th - 7th
Students use the assistance of computers to explore reducing fractions. Using various internet activities, students experience comparing and ordering fractions. They develop methods to estimate the value of fractions.
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Lesson Plan
Curated OER

Who Needs Numbers?

For Teachers 3rd - 5th
Students identify whole numbers through the one millions place. In this place value lesson, students read the book The Day Without Math and use place value mats to create numbers to the millions place. Students use base ten blocks during...

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