Lesson Plan
Curated OER

Importance of Estimation

For Teachers 5th - 8th
Students discover the ability to estimate based on viewing photographs of objects.  In this number sense instructional activity, students view photographs of numerous objects in which they must train their eyes to create an educated...
Worksheet
Curated OER

Visual Discrimination

For Students K - 1st
In this number sense worksheet, students examine 2 pictures and identify how old they think the people in the pictures are. Students then draw pictures of how they think they will look at 100.
Worksheet
Curated OER

Subtraction Using Number Bonds

For Students 2nd - 3rd
In this subtraction learning exercise, learners write the number bond and subtraction sentences for 2 problems and color boxes whose problems have sums of 4.
Interactive
Curated OER

Word problems involving number relationships

For Students 9th
In this Algebra I worksheet, 9th graders solve word problems in one variable that are based on relationships in numbers.  The one page worksheet contains thirty problems.  Answers are not provided. 
Worksheet
Curated OER

Which Number is Greater?

For Students 1st - 2nd
For this number sense worksheet, students compare three digit numbers and identify the greatest one. Students complete 12 problems.
Worksheet
Curated OER

Convert Roman Number to Whole Number

For Students 4th
In this number conversions worksheet, 4th graders convert Roman numerals to whole numbers and whole numbers to Roman numerals. Students solve 24 problems.
Worksheet
Curated OER

Match Roman Number to Whole Number

For Students 3rd - 4th
In this number conversions worksheet, students study the Roman numerals and the whole numbers. Students draw a line matching the numbers together.
Assessment
Inside Mathematics

Winning Spinners

For Teachers 9th - 12th Standards
Winning a spin game is random chance, right? Pupils create a table to determine the sample space of spinning two spinners. Individuals determine the probability of winning a game and then modify the spinners to increase the probability...
Worksheet
Curated OER

Arrange in Ascending Order

For Students Pre-K - 1st
In this number sense learning exercise, students practice arranging sets of numbers in ascending order. Students arrange five groups of numbers and write them down in the correct order.
Lesson Plan
Illustrative Mathematics

Guess My Number

For Teachers 7th - 9th Standards
Make a game out of solving equations. This particular activity works well for pairs of learners. Follow the instructions to have player one pick a number and player two verbally give an equation. Participants need to make sense of a...
Worksheet
Curated OER

Reading and Writing Numbers

For Students 3rd - 5th
Those are some long numbers! Scholars write number-form digits in word form and vice versa. The first eight are six-digit numbers and the next eight are seven-digit numbers. There are two examples to get them started. Remind scholars to...
Assessment
1
1
Mathematics Assessment Project

Middle School Mathematics Test 6

For Students 6th - 8th
A thorough math test divides the content into two 40-minutes sections, covering material through algebra and geometry. Problems incorporate analysis and applied problem solving.
Lesson Plan
Curated OER

Multi-dimensional Modeling of Ore Bodies Making Sense of Empirical Data

For Teachers 9th - 12th
Math scholars identify four different rock types in that strata and use this identification and data to construct a two dimensional geologic cross-section. They use data tables to construct a three-dimensional geologic cross-section.
Assessment
1
1
Mathematics Assessment Project

Middle School Mathematics Test 2

For Students 6th - 8th
A 13-page test with two 40-minute sections covers multiple years of math content. It incorporates applied problems and mathematical analysis.
Lesson Plan
Ohio Department of Education

Describing and Creating Plane Figures - Grade One

For Teachers K - 2nd Standards
Young mathematicians draw, create, and describe different shapes using triangles. They discuss attributes of the original and created shapes. Pupils classify the created shapes and draw and write in mathematics journals to communicate...
Lesson Plan
Mathematics Assessment Project

Solving Linear Equations in Two Variables

For Teachers 9th - 12th Standards
Solving problems about pen and paper with systems of equations ... or is it the other way around? In the lesson, learners first interpret expressions and use equations in two variables to solve problems about notebooks and pens. They...
Assessment
1
1
Mathematics Assessment Project

Middle School Mathematics Test 5

For Students 6th - 8th
A middle school test contains two 40-minute sections covering material through algebra. All questions involve applied problem solving or mathematical analysis.
Lesson Plan
American Statistical Association

Happy Birthday to . . . Two?

For Teachers 6th - 8th Standards
How many people do you need in a room before two likely share the same birthday? Scholars consider this puzzle by analyzing a set of data. They ponder how to divide the data and determine the proper size of a group for this event to...
Organizer
K-5 Math Teaching Resources

2-Digit Addition Template

For Students K - 2nd Standards
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
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...
PPT
Curated OER

5 Funky Little Monkeys

For Teachers K
Here is a cute twist on the classic, "5 Little Monkeys." Students will sing 5 funky little monkeys jumping on the bed and then subtract 5-1=4 to determine how many monkeys are left.
PPT
Curated OER

Counting Objects

For Teachers Pre-K - K
Little learners can practice counting. Each slide presents a set of objects to be counted by the class. A finger points to each object as it is counted. This presentation is short, but developmentally sound.
PPT
Curated OER

Mayor Que, Menor Que

For Teachers 2nd
While only a simple presentation about the concept of less than and greater than, it could be used in a classroom with Spanish speakers to present this topic. Within the series of slides, the idea of less than and greater than is...
Lesson Plan
Curated OER

Fashion Sense and Dollar Wise

For Teachers 6th - 8th
Young scholars work in groups to show understanding of the relationship between fractions, decimals, percentages, and the application of ratios and proportions. For this decimals, fractions, and percents lesson, students use real life...