Lesson Plan
West Contra Costa Unified School District

Investigating Similar Triangles

For Teachers 9th - 12th
Let your use of the resource be in proportion to its usefulness. Pupils investigate similar triangles by measuring side lengths and considering given angle measures. The results of the investigation help develop generalizations about...
Assessment
Mathed Up!

Compound Interest and Depreciation

For Students 8th - 11th
Discover how to find the value of an interest-bearing account. Individuals watch a video to learn how to use exponential functions to model compound interest. After the video, they complete a instructional activity of problems on...
Assessment
Mathed Up!

Circle Theorems

For Students 9th - 12th
Explore theorems involving circles. Individuals watch a video that reviews the basic parts of a circle. They learn about circle theorems and compete a worksheet of problems that use these theorems — putting their skills to work right away!
Lesson Plan
Arizona Department of Education

Introduction to Integers

For Teachers 5th - 7th Standards
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Lesson Plan
EngageNY

The Distance from a Point to a Line

For Students 9th - 12th Standards
What is the fastest way to get from point A to line l? A straight perpendicular line! Learners use what they have learned in the previous lessons in this series and develop a formula for finding the shortest distance from...
Activity
Discovery Education

Weathering Cubes

For Teachers K - 8th
Weathering is not necessarily a result of the weather. Scholars conduct an experiment to explore the effect of surface area and volume on the weathering process. They create their own sugar cube rocks using the same number of cubes—but...
Assessment
Bowland

Soft Drinks

For Teachers 6th - 9th
"Statistics are no substitute for judgment" - Henry Clay. Young mathematicians use provided statistics from a soda taste test to explain why conclusions are faulty. They devise a new test that would be more appropriate than the one given.
Lesson Plan
Curated OER

Value Study Marker -- Using Chuck Close as a Catalyst

For Teachers 6th
Sixth graders examine the work of artist Chuck Close. They create their own image using markers that show a range of values. They develop a grid to replicate those values.
Lesson Plan
Curated OER

Value Study Pencil -- Using Chuck Close as a Catalyst

For Teachers 7th
Seventh graders examine the life of artist Chuck Close. They use markers to create an image to show a range of values. They develop a grid to represent these values.
Worksheet
Curated OER

Using Formulae

For Students 10th
In this Formulae worksheet, 10th graders identify and solve 9 different problems that include using particular formulas as given in each set of instructions. First, they determine the perimeter of a rectangle using the formula given....
Lesson Plan
Curated OER

Solving Problems Using Triangle Inequality Theorem

For Teachers 6th
Sixth graders investigate triangles and the inequality theorem. They will collaborate in groups to determine the length of a longest side of a triangle. Then relate the size of the triangle to its angles using protractors, yard sticks,...
Lesson Plan
Curated OER

Identify and use Simple Machines

For Teachers K
Students are exposed to simple machines and their uses. In this everyday tools lesson, students watch a demonstration on how a lever, pulley, ramp, and wheel works. Students are given the opportunity to use hands-on techniques to explore...
Lesson Plan
Curated OER

Mapping a Site Using a Coordinate Plane

For Teachers 5th - 8th
Learners map their playground as if it were an archeological site. They locate objects on the playground and determine their location using coordinate points. A related lesson is Coordinate Grid: Mapping an Archeological Site.
Lesson Plan
BBC

Sorting and Using Materials

For Teachers 1st - 2nd
First and second graders see that everyday objects are made from a variety of materials. They interact with objects such as keys, plastic spoons, a wooden ruler, a towel, and a plastic bag. A discussion ensues which leads them to...
Lesson Plan
Curated OER

I Can Use a Worm to Count

For Teachers K
Kindergarteners use worms, puppets or other props to practice counting to 100. First, they listen to a read aloud of Count Worms by Roger Hargeaves. A worm pattern is used to count to 100, with each segment of the worm...
Lesson Plan
Curated OER

Exploring Height with Abe Lincoln

For Teachers K - 5th
Learners examine a life-size count out of Abraham Lincoln to get a visual comparison of their height and Lincoln's. They work in pairs and trace each other's body and measure from head to toe in inches using a ruler. They then subtract...
Lesson Plan
Curated OER

How Tall is that Tree?

For Teachers 4th - 5th
Students use their feet to measure distance between themselves and a tree trunk.  For this distance lesson, students use the number of steps, and string to measure distances and height of the tree.  Students can get the tree...
Instructional Video5:58
Corbett Maths

Loci Part 3

For Students 8th - 11th
How do you use a scale drawing to find the region in a lake where a treasure is located? The narrator of a short video problem identifies three criteria to determine the location of the treasure. Using a compass and ruler, he determines...
Lesson Plan
EngageNY

Estimating Centers and Interpreting the Mean as a Balance Point

For Teachers 9th - 10th Standards
How do you balance a set of data? Using a ruler and some coins, learners determine whether the balance point is always in the middle. Through class and small group discussions, they find that the mean is the the best estimate of the...
Activity
Museum of Science

Weather Station

For Teachers K - 6th
Find out what it is like outside before braving the elements. Teachers follow directions to build a barometer, rain gauge, and anemometer. Class members use the built weather instruments along with a thermometer to record weather...
Worksheet
Curated OER

Modals

For Students 4th - 8th
Verbs can be tricky, especially those modal verbs of probability. Take a look at a wonderful 16-page workbook that uses think-pair-share, critical thinking, skills practice, and discussion to assist learners in using the correct modal...
Lesson Plan
Curated OER

Measurement 3: Rulers

For Teachers 6th - 7th
In this measurement worksheet, students measure the linear distance, in inches, between stated objects. Next, they determine the actual distance, in miles.
Worksheet
Curated OER

Coordinates (2)

For Students 3rd - 5th
In this mathematical activity, students practice plotting the points on a grid using eight different sets of coordinates with a ruler to make eight separate shapes.
Lesson Plan
Curated OER

Toothpick Art

For Teachers K - 2nd
Students review primary colors and practice making straight lines. In this visual arts activity, students paint simple shapes as large as a toothpick, using specific primary colors. During the construction of the shapes students are...

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