Worksheet
Curated OER

Graphing Inequalities in Two Variables

For Students 7th - 10th Standards
This study guide is a great resource to help you present the steps to graphing linear inequalities. Show your class two different ways to graph an inequality and work on a real-world example together. The document could also be easily...
Lesson Plan
Ohio Department of Education

The Solution is Complex

For Teachers 9th - 12th Standards
Consider complex numbers, roots, and quadratic equations. Use the discriminate as a way to determine the nature of a quadratic's roots. Then discuss the similarities and differences between quadratics with two, one, or no real roots....
Worksheet
Curated OER

Real-Life Problems

For Students 3rd - 4th
When did math become so relevant? Scholars choose from four operations to solve five word problems dealing with money and measurements. They show their work in a designated space, and must include units in their answers. Learners work...
Unit Plan
Out-of-School Time Resource Center

Nutrition and Physical Activity

For Teachers 1st - 6th Standards
Emerging nutritionists explore what it means to be healthy. In the beginning of the unit, your class will examine the five food groups and learn how food gets from the farm to our plates. This leads into the investigation of...
Activity
Computer Science Unplugged

Sharing Secrets—Information Hiding Protocols

For Teachers 4th - 12th
Did you know that you can find the average age of a group of people without anyone having to real their age? This resource provides directions for way to do just that. After the activity, class members read a short passage...
Lesson Plan
Curated OER

Digestive System Journey

For Teachers 2nd - 3rd
Students explore what happens to the food they eat as it passes through their body. They demonstrate their understanding of the digestive system functions by choosing to create a poster, build a model, produce a multimedia presentation,...
Interactive
Curated OER

Three Dialogues between Hylas and Philonous

For Students 9th - 12th
In this online interactive philosophy worksheet, students respond to 10 short answer and essay questions about Three Dialogues between Hylas and Philonous by George Berkeley. Students may check some of their answers...
Lesson Plan
Curated OER

TE Lesson: Can You Taste It?

For Teachers 4th - 7th
Students investigate how animals adapt to use its senses to identify foods that are nutritious or noxious. They determine how they associate foods with other things such as birthdays. They discuss the role of the nervous system in the...
Lesson Plan
Curated OER

Comparing/Ordering Numbers

For Teachers 3rd
Third graders compare numbers. In this math activity students compare ones, tens, and hundreds. They also order numbers from least to greatest and from greatest to least.
Lesson Plan
Curated OER

Sizing Up the Supersize Croc

For Teachers 6th - 8th
Middle schoolers examine and compare traits of humans and crocodiles.  In this crocodile instructional activity students use a ratio to estimate the height of a person and compare that to a crocodile. 
Lesson Plan
Curated OER

CONCEPTS IN NUMBER THEORY.

For Teachers 10th - 12th
Students study the Maya culture and their achievements in mathematics, how bacteria grow exponentially, use rational numbers to convert back and forth between Celsius and degrees Fahrenheit, how some architectural designs are examples of...
Lesson Plan
Curated OER

Materials, Let's Do the Life Cycle

For Teachers 6th - 8th
Students examine environmental and social impacts of products that consumers buy. In this environmental stewardship lesson, students play a game that requires them to consider real costs of products. Students consider the environmental...
Lesson Plan
iCivics

County Government: High School

For Teachers 9th - 12th Standards
Balancing a budget—the bane of many people's existence! Yet, its' something that must be done, especially in government systems. The resource, fourth in a seven-part series exploring local government, focuses on various exercises that...
Lesson Plan
Curated OER

Human Fingerprints: No Two the Same

For Teachers 6th
Sixth graders explore scientific observations by analyzing a group of data. In this fingerprint identification lesson plan, 6th graders identify the reasoning behind fingerprinting and create their own ink fingerprints. Students discuss...
Lesson Plan
Curated OER

Layers of the Earth: Plate Tectonics

For Teachers 6th
Sixth graders participate in a lesson plan that is about investigating the different layers of the earth and defining how the plates move over the mantle. They engage in a variety of activities and use mathematics to create projects to...
Worksheet
Curated OER

Linear Systems: The Determinant

For Students Higher Ed
In this determinant worksheet, students find the determinants of matrices. They identify patterns and their relationship to the canonical matrix. This two-page worksheet contains approximately nine problems, as well as examples and...
Handout
Curated OER

The Number System

For Students 11th - 12th
Review complex numbers, real numbers, irrational and rational numbers, integers, and whole numbers with math students. Use this guide as a reference sheet or handout. 
Lesson Plan
Curated OER

The Golden Rectangle

For Teachers 6th - 8th
Middle schoolers explore the concept of the golden ratio. In this golden ratio lesson, students measure objects to determine if their measurements fit the golden ratio. Middle schoolers calculate the average measurements of the class.
Lesson Plan
Curated OER

Exploring the Planets

For Teachers 6th
Sixth graders explore the planets through an interactive web site. In this astronomy based lesson plan, 6th graders compare planets, explore comets, and discover planet facts through a variety of activities provided by the Smithsonian...
Lesson Plan
Curated OER

Get to The Root of It!

For Teachers K
Students study a real plant to explore its parts. They discover the function of the plant parts which they diagram and label.
Worksheet
Curated OER

Working With Scientific Notation

For Students 8th - 10th
In this scientific notation instructional activity, students read about the discovery of new planets. They use scientific notation to identify the number of miles from one planet to the next. Students determine how long it would take to...
Lesson Plan
Curated OER

Interplanetary Distance and Travel Time

For Teachers 5th - 9th
Students are introduced to the challenges involved in understanding the space travel distances and the time involved to do so through the use of an interactive fable. The modeling and comparisons deal with specific distances at different...
Interactive
Curated OER

Online Math Learning: Solving Word Problems Using Algebra

For Students 8th - 10th
Learners solve eight short answer algebra word problems. They write and solve systems of equations in two or three variables given a word problem about integers, perimeter, consecutive numbers, etc.
Worksheet
Curated OER

Indirect Length Word Problems

For Students 1st
Word problems are a wonderful way to connect math and the real world. However, I've never seen a 12 centimeter-long apple tree. Aside from some odd word choices, this instructional activity provides children with ten problems to solve by...