Worksheet
Curated OER

Leveled Problem Solving: Introduction to Probability

For Students 5th - 7th
In this probability worksheet, learners solve 6 word problems where they determine the probability of certain outcomes that occur when spinning different spinners, rolling dice, choosing events and hitting targets.
Lesson Plan
Curated OER

Scaling Down Art

For Teachers 7th - 8th
Students change the scale of a work of art using ratios, percentages, and proportions. While this is technically an art lesson, there is quite a bit of mathematics involved in converting to the correct scale.
Lesson Plan
Curated OER

Nonlinear Inequalities

For Teachers 11th
In this Algebra II worksheet, 11th graders solve nonlinear inequalities, graph the solution set on the number line, and write the solution in interval notation.  The one page worksheet contains thirty-eight problems.  Answers...
Activity
NASA

Benford's Law

For Students 9th - 12th
In this Benford's Law learning exercise, high schoolers read about the first digit frequency of numbers. Students solve 3 problems about sunspot numbers, solar wind magnetism and the depth of the latest earthquakes by using on line sites...
Worksheet
Curated OER

Perimeter and Area

For Students 7th - 10th
For this perimeter and area worksheet, students find the surface area of given polygons.  They determine the area of shaded regions.  This one-page worksheet contains 10 multiple-choice problems.  Answers are provided.
Lesson Plan
Curated OER

Metric System

For Teachers 8th - 10th
Young scholars solve problems using the metric system. In this algebra lesson, students convert between the metric system and the Imperial system. They use these two systems to solve real life problems.
Lesson Plan
Curated OER

Patterns

For Teachers 4th
Fourth graders investigate patterns and sequences.  In this patterns and sequences lesson, 4th graders use a hundreds chart to build recurring patterns.  Students skip count by threes and fives on a hundreds chart by coloring...
Worksheet
Curated OER

Perimeter and Area

For Students 10th
In this perimeter and area worksheet, 10th graders solve 12 different problems related to perimeter and area of various shapes. First, they determine the area of a parallelogram with a particular base and height. Then, students determine...
Worksheet
Curated OER

Area of Rectangles

For Students 7th - 8th
In this rectangle worksheet, students find the areas of rectangles and draw squares to a given size, Examples and explanations are provided prior to the exercises. There are eight problems provided on this two-page worksheet.
Lesson Plan
Curated OER

What units and concepts do we use to measure rice?

For Teachers 5th
Fifth graders look at different ways to measure rice. In this rice measurement instructional activity, 5th graders see the metric and customary measurements. They discuss how rice is measured by length, area of the field, weight, volume...
Worksheet
Curated OER

English or Metric?

For Students 6th - 8th
In this measurement worksheet, middle schoolers use the chart and a calculator to convert each measurement. They also show their work for each and round their answers to the nearest hundredth.
Worksheet
Curated OER

Pythagorean Theorem Word Problems

For Students 10th
In this Pythagorean theorem worksheet, 10th graders solve 10 different word problems that include using the Pythagorean theorem in each. First, they determine the height of an equilateral triangle. Then, students determine the length of...
Lesson Plan
Curated OER

What's My Area?

For Teachers 3rd - 5th
Students use tiles to find area. In this finding area lesson, students explore how to use square tiles to make shapes, then look at how they can be used to measure area. Students then explore how an area can be covered with different...
Unit Plan
Mathematics Vision Project

Module 6: Trigonometric Functions

For Students 9th - 12th Standards
Create trigonometric functions from circles. The first lesson of the module begins by finding coordinates along a circular path created by a Ferris Wheel. As the lessons progress, pupils graph trigonometric functions and relate them to...
Activity
Curated OER

Finding the Area of Polygons

For Teachers 3rd Standards
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
Interactive
CK-12 Foundation

Basic Inverse Trigonometric Functions: Ladder

For Students 10th - 12th Standards
Lean a ladder against the wall to create an angle. Class members use an interactive application to determine the angle a ladder makes with the ground. Individuals respond to five questions using inverse trigonometric functions.
Interactive
CK-12 Foundation

Angles of Elevation and Depression: Fly-By Calibration

For Students 9th - 12th Standards
Determine the distance between two trees from afar. Pupils use an interactive resource to create two right triangles using trees and a plane. They determine the horizontal legs of each triangle to find the distance between the two trees.
Interactive
CK-12 Foundation

Trigonometric Functions of Negative Angles

For Students 10th - 12th Standards
When is the trigonometric value of a negative angle the same as the positive angle? Pupils compare the values of trigonometric functions for different angles and their negatives. The interactive resource provides a visual display to make...
Interactive
CK-12 Foundation

Unit Circle: Medieval Castle Defense

For Students 10th - 12th Standards
Who needs a plan — let trigonometry protect you! Pupils determine the angle of an approaching enemy to a village wall. The scholars determine the exact value of trigonometric functions for the angle. Class members use trigonometry to...
Interactive
CK-12 Foundation

Angle Classification: Crazy Quilt

For Students 9th - 12th Standards
There's more to a quilt than just a pretty pattern—there's geometry! Explore angle classification using an artistic approach to show your class that quilt designs are really just intricate geometric patterns. Here, scholars create a...
Interactive
CK-12 Foundation

Work and Force: Lifting a Bucket

For Students 11th - Higher Ed
How much work does it take to lift a bucket? An interactive presents a problem of lifting a bucket from the ground to the top of a building. Using their knowledge about work and integrals, pupils calculate the amount of work required to...
Interactive
CK-12 Foundation

Hyperbolas

For Students 11th - Higher Ed Standards
Hyperbolas—practice thinking outside of the box. Pupils alter the end behavior box to create various graphs of hyperbolas. They determine formulas to find the distance from the origin to the foci. Using that information, scholars...
Lesson Plan
Curated OER

Cool to Rule: A Game of Prediction and Measurement

For Teachers 5th - 6th
Pupils demonstrate measurement and estimation skills. In small groups, they are given a measurement, predict what object in the classroom is equal to that specific measurement, and record their data in a table that includes the...
Lesson Plan
Curated OER

Basic Math - Plan a Cruise

For Teachers 6th - 10th
Students measure distances and report them in fractions. They convert fractions to decimals and multiply decimals.