Activity
Teach Engineering

Slinkies as Solenoids

For Teachers 10th - 12th Standards
What does an MRI machine have to do with a slinky? This activity challenges learners to run a current through a slinky and use a magnetic field sensor to measure the magnetic field. Groups then change the length of the slinky to see...
Lesson Plan
EngageNY

Proving the Area of a Disk

For Teachers 9th - 10th Standards
Using a similar process from the first lesson in the series of finding area approximations, a measurement resource develops the proof of the area of a circle. The problem set contains a derivation of the proof of the circumference...
Lesson Plan
EngageNY

Law of Cosines

For Teachers 11th - 12th Standards
Build upon the Pythagorean Theorem with the Law of Cosines. The 10th part of a 16-part series introduces the Law of Cosines. Class members use the the geometric representation of the Pythagorean Theorem to develop a proof of the Law of...
Instructional Video14:29
2
2
Flipped Math

Addition Postulate

For Students 9th - 12th Standards
Add a little algebra to the geometry. Class members learn about the Addition Postulate for segments and angles. The pupils use their knowledge of solving equations to find lengths of segments and measures of angles. Individuals apply...
Worksheet
Curated OER

What Time Is It? Part 2

For Students K - 2nd Standards
Tell time to the half hour with these analog clocks! The first six problems invite first graders to write the correct times below, while the second set of problems provide the time and empty clock faces. A great way to review your time...
Worksheet
Yummy Math

2015 Macy's Thanksgiving Parade

For Students 2nd - 5th
Take a seat on the parade route with a holiday-themed set of word problems. Young mathematicians answer questions based on the annual Macy's Thanksgiving Parade in New York City, including finding the average number of members in a...
Worksheet
Curated OER

Column Addition, 3-Digit and 4-Digit Numbers

For Teachers 3rd - 5th Standards
Show scholars that if they can add two multi-digit numbers, they can add four! They complete 20 practice problems adding three and four-digit numbers. All the equations have four addends and include units. All numbers are whole numbers....
Worksheet
Curated OER

Comparing Areas

For Teachers 2nd - 3rd Standards
Before your scholars know how to multiply side lengths to find an area, give them some practice in simply counting units. They examine shapes that have already been segmented into units, counting them to get the area. There are three...
Assessment
Mathed Up!

Similar Shapes

For Students 8th - 11th Standards
Similar shapes are all about the scale. Given seven problems, pupils use scale factors to determine measurements within similar shapes. While solving the problem, scholars also determine whether two figures are similar and use...
Worksheet
Math Worksheets Land

Recognize Area as Additive - Step-by-Step Lesson

For Students 4th
Do your scholars have a basic understanding of area calculations? Give them an extra challenge with this irregular shape missing one of its length measurements. Using the given lengths, they figure the area of the entire shape. The...
Worksheet
Curated OER

Great Designs

For Students 3rd - 6th
In this measuring instructional activity, students use a centimeter ruler to measure the perimeter of 3 figures. They then draw 4 shapes in the grid on the page.
Worksheet
Curated OER

Find the Side of the Square

For Students 6th - 8th
In this square worksheet, students find the length of one side of a square when given the perimeter.  This two-page worksheet contains 5 problems.  Answers are provided on the last page.
Worksheet
Curated OER

Linear Systems: Lengths and Dot Products

For Students Higher Ed
In this dot product activity, students explore the multiplication of vectors. This two-page activity contains explanations, examples, and approximately ten problems.
Worksheet
Curated OER

Length Measurement

For Students Pre-K - 1st
In this length measurement worksheet, students complete 2 questions, determining which objects have the longest side. A reference web site is given for additional information.
Worksheet
Curated OER

Comparing Length

For Students Pre-K - K
In this length comparison learning exercise, students study the images illustrated on the page. Students identify the image that is longer and circle it.
Worksheet
Curated OER

Word Search Y1 Length

For Students 2nd - 3rd
In this length word search learning exercise, students analyze 13 words in a word search that pertain to length. Students find these in a word search puzzle. Note: The words are more like adjectives than math terms: deep, shallow,...
Lesson Plan
Curated OER

Converting Metric Units Of Length

For Teachers 7th - 10th
In this converting metric units of length worksheet, students convert thirty metric units of length as directed by following the instructions on the worksheet.
Worksheet
Curated OER

Metric and Customary Units of Length 2

For Teachers 4th - 7th
In this math worksheet, students practice the skill of converting measurements. The answers are found through using the right conversion formula.
Worksheet
Curated OER

Scale Drawing

For Students 9th - 10th
In this measuring lengths worksheet, students determine which units to use when measuring lengths, estimating lengths, and the errors made when measuring, Students estimate the lengths of each of the lines illustrate to the nearest unit....
Worksheet
Curated OER

Quiz: Error in Measurement

For Students 10th - 12th
In this error in measurement quiz, students read given problems and determine the percent of error, find the absolute error, the relative error, and identify the limits. This one-page worksheet contains ten problems.
Lesson Plan
Berkshire Museum

The Three Life-Giving Sisters: Plant Cultivation and Mohican Innovation

For Teachers 2nd - 5th Standards
Children gain first-hand experience with Native American agriculture while investigating the life cycle of plants with this engaging experiment. Focusing on what the natives called the Three Sisters - corn, beans, and squash - young...
Instructional Video3:08
Corbett Maths

Constructing SSS Triangles

For Students 8th - 11th Standards
Creating a triangles is as easy as 5, 6, 7. Using a ruler and compass to measure off lengths, a short video shows how to construct a triangle with three specific side lengths. The example creates a triangle with side lengths of 5 cm, 6...
Assessment
Mathed Up!

Pythagoras' Theorem

For Students 7th - 10th Standards
Use a right method to find a distance. Given a right triangle, class members find the length of one side given the measurement of the other two sides—the missing side may or may not be the hypotenuse. A video reminds the pupils how to...
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.

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