Lesson Plan
Curated OER

Is This a Rectangle?

For Teachers 8th - 10th Standards
How do you show that something is a rectangle? This activity starts with four coordinate points and asks young geometers to explain whether they create a rectangle. Knowledge from both geometry and algebra come into play here, as well...
Lesson Plan
Illustrative Mathematics

Placing a Square Root on the Number Line

For Teachers 7th - 9th Standards
There are many ways to approach finding the rational approximation of an unknown square root. Here is a problem that will help math learners make a connection between square roots and their order on a number line. As usual, determine two...
Assessment
2
2
Illustrative Mathematics

Cell Phone Plans

For Teachers 8th Standards
Turn your classroom into a local cell phone store. Then, have your cell phone agents use linear equations to visually display three cell plans and their advantages. It makes for a great group project. Discuss how to decide which plan is...
Lesson Plan
EngageNY

The Scaling Principle for Area

For Teachers 9th - 10th Standards
As they investigate scaling figures and calculate the resulting areas, groups determine the area of similar figures. They continue to investigate the results when the vertical and horizontal scales are not equal. 
Lesson Plan
EngageNY

General Pyramids and Cones and Their Cross-Sections

For Teachers 9th - 10th Standards
Are pyramids and cones similar in definition to prisms and cylinders? By examining the definitions, pupils determine that pyramids and cones are subsets of general cones. Working in groups, they continue to investigate the relationships...
Lesson Plan
Willow Tree

Order of Operations

For Students 7th - 10th Standards
It's the classic please excuse my dear aunt sally strategy to remembering the order of operations. Young mathematicians practice to develop an understanding of the order of operations. Examples and practice problems include...
Assessment
Balanced Assessment

A Fishy Story

For Students 6th - 8th
There's nothing fishy about this resource. In the task, learners use given information about fish prices to create a scatter plot and line of best-fit. Later, they use the information to answer questions about the profit from fish sales.
Lesson Plan
1
1
West Contra Costa Unified School District

Solving Exponential Equations

For Teachers 8th - 10th Standards
The power to solve exponential equations lies in the resource. Scholars first learn how to solve exponential equations. An activity matching cards with equations, intermediate steps, and solutions strengthens this skill.
Lesson Plan
EngageNY

Representing Reflections with Transformations

For Teachers 11th - 12th Standards
In the 16th lesson plan in the series of 32 the class uses the concept of complex multiplication to build a transformation in order to reflect across a given line in the complex plane. The lesson plan breaks the process of reflecting...
Worksheet
1
1
Curriculum Corner

Find the Factors

For Students 4th Standards
Challenge mathematicians to show what they know with a worksheet all about factoring. Scholars factor seven given numbers to identify which of the variety of choices does not belong. 
Assessment
1
1
Balanced Assessment

Red Dots, Blue Dots

For Students 11th - 12th
Count the connections between dots. Young mathematicians come up with a method to determine the number of connections between pairs of dots. The assessment leads the class to determine the connections they can make when groups are...
Lesson Plan
02 x 02 Worksheets

Symmetry

For Teachers 9th - 11th Standards
Get learners' minds rotating and reflecting while looking for symmetry. Pupils investigate figures to determine the number of lines of symmetry and if the figure has rotational symmetry. Classmates work together in groups to find out the...
Assessment
1
1
California Education Partners

Improving Our Schools

For Students 5th Standards
Split the work three ways. Learners use their knowledge of fractions to solve problems dealing with splitting up work loads evenly between three groups. Scholars determine the fractional portion of work each group will do along with...
Worksheet
Curated OER

The Shadow Knows: Student Worksheet

For Students 3rd - 4th
Pairs of pupils get together in order to measure the heights and lengths of their shadows. They use these measurements in order to predict the height of other friends in class. A good activity to practice measuring things that cannot be...
Worksheet
Curated OER

Two for One Box Company

For Students 4th
Here is a challenging and thought-provoking math worksheet. In it, learners work together to construct a variety of boxes of different sizes to see if doubling the size of a box really means it can hold twice as much stuff as the...
Worksheet
Curated OER

Quantitative Data

For Students 6th - 9th
In this quantitative data worksheet, pupils compute measures of central tendency, draw vertical line diagrams, and compare collected data. This 23-page worksheet contains approximately 100 multi-step problems. Explanations and examples...
Interactive
Curated OER

Petro Products

For Students 5th - 12th
In this petroleum products instructional activity, students are given the components of crude oil and they graph the various products found in a 50 gallon barrel. Students complete an activity to determine if they have collected cards...
Worksheet
Curated OER

Problems!!!

For Students 5th - 8th
In this word problems worksheet, students read word problems about one person telling the truth and one telling a lie and they figure out which is which. Students complete 4 problems.
Worksheet
DK Publishing

2 Times Tables

For Students 2nd - 4th Standards
Third graders count, multiply, and color their way to success. Not only do they practice multiplying two by various numbers, they color in a table to fully understand the two-times table, as well as counting sets of two ears on different...
Worksheet
DK Publishing

Addition: Count and Color, part 3

For Students K - 1st Standards
Approach addition with sets of objects to show scholars the operation visually. There are four sets of images here arranged as addends in an addition number sentence. Learners count them and color in the total in a final set. All answers...
Worksheet
Curated OER

Counting by 3s, 4s, and 5s

For Students 1st - 2nd Standards
Skip count along the mushrooms to complete these number sentences which give young scholars an introductory look at addition and subtraction. Starting from five double-digit numbers, they subtract or add by threes, fours, and fives to...
Worksheet
Curated OER

Fractions of Shapes

For Students 3rd - 4th
Explore fractions visually through segmented shapes. Scholars examine sets of shapes and shade in the given fraction. Each shape is divided into the same number of segments as the denominator of the desired fraction, so beginners aren't...
Worksheet
Curated OER

Making Addition Sentences True

For Students 1st - 2nd Standards
Introduce scholars to the commutative and additive identity properties of addition with two sets of practice problems. First, they fill in the missing addend by choosing from a group of three possible answers. These six addition...
Worksheet
Curated OER

Naming Polygons

For Students 3rd - 4th Standards
What polygon is this? Young geometers categorize shapes by circling all the quadrilaterals in a set of figures. Next, they write the names of 10 polygons using a visual guide as reference. Review the guide together before they start if...