App
Third Rail Games

Factor Samurai

For Students 3rd - 5th Standards
Master composite and prime numbers with this fast-moving game. Using your sword, slice those composite numbers and watch them break up into factors. Slice again if those factors are composite. However, watch out for prime numbers,...
Lesson Plan
Curated OER

A Penny Saved is a Penny Earned

For Teachers 9th - 12th
Students explore the concept of exponential growth.  In this exponential growth lesson, students manipulate power models with base 2.  Students discuss what would happen if you doubled a penny over the course of 20 days. ...
Worksheet
Curated OER

Exponential Population Growth

For Students 10th - 12th
In this exponential population growth worksheet, students read word problems and determine the exponential growth of a specified populations.  They find the percent of growth and compute exponential regressions.  Students graph...
Worksheet
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Curated OER

Integrated Algebra/Math B Regents Questions: Exponential Equations

For Students 9th - 12th
In this exponential equations worksheet, students solve 11 word problems in short answer and multiple choice format. Students write and solve exponential growth and decay problems given a word problem.
Performance
Radford University

Linear Equations in Real Word Problems

For Teachers 9th - 12th Standards
Make up a story about a linear graph. Scholars identify key features of a linear graph, such as intercepts, domain and range, and slope. They then create a word problem that could be represented by the graphed line.
Lesson Plan
Curated OER

Vocabulary & Language Development

For Teachers Pre-K - K
Learners develop their vocabulary skills. In this vocabulary and language lesson, students practice naming everyday objects as they take part in 3 classroom activities that require them to note attributes of everyday objects their...
Lesson Plan
Curated OER

Solving Equations Reducible to Quadratic: Extra Practice 34

For Teachers 8th - 9th
For this math worksheet, young scholars solve problems involving radicals in six problems. The other ten problems require students to factor quadratic equations and solve for the given variable. Two problems involve negative exponents.
Worksheet
Curated OER

Math 155 Review Worksheet for Exam 1

For Students Higher Ed
In this college level calculus worksheet, students evaluate the given limits or show that the limit does not exist.  Students determine the derivative of the given functions.  The two page worksheet contains twenty-six...
Lesson Plan
Curated OER

Lesson Plan 3: Publishing

For Teachers 3rd - 8th
Students, in groups, publish an integrated and functional web page. They create action plans and establish daily and weekly objectives, and then use cameras and video cameras to tak epictures and short movies of school activities.
Worksheet
Curated OER

Test Your Grammar Skills

For Students 4th - 5th
In this grammar worksheet, students complete sentences by inserting the correct "ing" word. Twenty words are given to answer twenty questions.
Worksheet
Curated OER

Chapter 8 Review: Exponential Growth

For Students 10th - 12th
In this exponential growth worksheet, learners find the exponential growth and exponential decay of given situations. They simplify problems with exponents and evaluate logarithms. This four-page worksheet contains 23 multi-step problems.
Lesson Plan
Curated OER

Muscle Movements

For Teachers 9th - 12th
Students participate in a game to identify major muscle groups in the body and gain an understanding of muscle functions.
Lesson Plan
Curated OER

Ya' Gotta Have Heart

For Teachers 4th
Fourth graders study the parts of the human circulatory system and how they function. They design a flow chart of the circulatory system and use data to construct charts and graphs.
Lesson Plan
Curated OER

Reproduction and Development

For Teachers 9th - 12th
In this development worksheet, students compare the characteristics of mitosis and meiosis. Students review the male and female reproductive organs and their functions. This worksheet has 4 graphic organizer, 6 short answer, and 16 fill...
Lesson Plan
Curated OER

Orienteering II

For Teachers 4th - 12th
Students name the parts of a compass and comprehend the function of each part. They define paces and tallies and use them in a real world situation. Students are shown the proper use of radio terminology. They use a map and compass to...
Lesson Plan
Curated OER

The Drinking Bird

For Teachers 9th - 12th
Learners discover how toys often illustrate fundamental physical principles. The toy drinking bird is an example. The challenge for you in the lab is to discover why the drinking bird functions.
Lesson Plan
Curated OER

Is There a Doctor in the House

For Teachers 6th
Sixth graders predict outcomes of research. They analyze data and construct a class graph, then work cooperatively in a small group setting. They explain the prevention aspect of medicine, document references, and continue ongoing...
Lesson Plan
Curated OER

Investigating Pot Sherds

For Teachers 6th
Sixth graders measure pot sherds and use their knowledge of Pi to infer possible uses of pottery. They also infer possible functions of ancient ceramics. After tracing rounded pottery pieces onto paper, 6th graders use compasses to...
Lesson Plan
Curated OER

Landfills and the Potential for Groundwater Contamination

For Teachers 7th - 8th
Students examine how a sanitary landfill is constructed, how it functions, and how waste and leachate affects the areas around the landfill. After a discussion about landfills and leachates, students construct a Sanitary Landfill Model...
Worksheet
Curated OER

Controlling the Code: Molecules at Work

For Students 9th - Higher Ed
In this DNA worksheet, students access a website to learn about how single-celled organisms function successfully. Then students pretend they are a bacterium and determine how to transport lactose across their cell membrane for food....
Lesson Plan
Curated OER

Subtraction Action

For Teachers 1st - 3rd
Pupils create and move pictures to illustrate the various combinations for the number 5. In this number 5 lesson, students use the stamp function and paint tools to create a number sentence for all possible combinations of the number 5.
Interactive
Curated OER

Review of Calculus BC II

For Students 11th - 12th
In this Calculus worksheet, students assess their understanding of various topics, including the derivatives of trigonometric functions, evaluating integrals, sigma notation, and convergent and divergent series.  The one page...
Lesson Plan
Curated OER

Introduce Contractions

For Teachers K - 1st
Students are introduced to contractions and their function as apostrophes. For this contraction lesson, students recall the word "it's" on the board. Students then sound out the word and recognize that he apostrophe is silent....
Lesson Plan
Howard Hughes Medical Institute

Population Dynamics

For Teachers 10th - 12th Standards
Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...