Third Rail Games
Factor Samurai
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,...
Teach Engineering
Clay Boats
Clay itself sinks, but clay boats float. Why? Young engineers build clay boats to learn about buoyancy. They test the weight the boats can hold using washers and then tweak their designs to make improvements, following the engineering...
Schoolcraft College
Trigonometry
This trigonometry textbook takes the learner from a basic understanding of angles and triangles through the use of polar coordinates on the complex plane. Written by a mathematician-engineer, examples and problems here are used to...
Space Awareness
Where on Earth Am I?
Almost every phone has GPS installed, but a large number of teens don't know how the technology works. An initial activity illustrates how GPS determines a location on Earth. Scholars then apply trilateration procedures to a...
Rice University
Precalculus
Take a step beyond Algebra 2. Learners use the eBook to learn concepts from the typical Precalculus course. Content starts off with a short review of functions in general and moves on to the basic functions, finishing up with more...
Curated OER
Wimshurst Machine
Students examine what a Wimshurst machine is and how it operates. In this mechanics lesson students build a Wimshurst machine and watch it in action.
Curated OER
Computer Passwords
Learners determine an appropriate numerical representation of a problem situation, including roots and powers. They determine an appropriate number of digits to represent an outcome. Pupils are asked to determine how many years it...
Curated OER
Water Power
Students explore how a water turbine operates and observe the principles of the water turbine. They account for the speed of the water turbine by various experiments and records of test results. In groups the students create a working...
Curated OER
The Principles Of Composting
Students put items in a plastic bag and watch the effects of composting. While completing the experiment, students answer questions and ask permission to start their own compost pile at home.
Curated OER
Designing a Flag
Fourth graders design a flag. In this social studies lesson, 4th graders discuss the basic principles of flags. Students research flags and flag designs. Students work in teams to design a flag using the computer.
Curated OER
Photocells II: The Photoelectric Effect in Photocells
Students discuss the principles of atomic structure that underlie the operation of a photovoltaic cell and explains how they apply to a photovoltaic cell's operation. An area of the classroom is staked off to represent a photovoltaic...
Curated OER
Microwave Introduction
Middle schoolers take true and false pretest, and explore and practice basic principles of microwave cooking and how to use and care for it properly while preparing foods. Students watch teacher demonstration and then prepare their own...
Curated OER
Worksheet 10
In this math worksheet, students examine the concepts of upper division mathematics. They include linear operator, homogeneous, characteristic equation, fundamental solution set (solution basis), principle of superposition, Wronskian,...
Curated OER
The KAO Telescope
Students explore the basic principles of the operation of the NASA's KAO telescope. They construct a simplified model of it using film canisters and other everyday objects. Step by step directions are included in plan.
Curated OER
Electric Motor
Strudents construct an operating electric motor while demonstrating electromagnetic principles. They use paper clips, thin wire, 1D size battery and a circular magnet to make an electric motor.
Curated OER
Nervous Tissue
In this nervous tissue worksheet, students list and describe the functions of the nervous system and its two principle parts. Then they list and give the function and location of the six types of glial cells. Students also describe two...
Curated OER
Money Simulation (mini economy)
Students participate in a local, classroom economy in both the resource and products market. They track all transactions and learn economic principles and concepts.
Curated OER
An Uphill Swim
Students explore the concepts and engineering principles used in a canal lock system and apply those concepts to navigate a boat through a working model of a canal lock waterway.
Curated OER
Adding Integers with Counters
Learners solve integers using addition. In this algebra lesson, students add integers using counters. They define and label patterns created by integer operations.
Curated OER
Photography
Students practice the basic operation of a point and shoot camera while taking a variety of photographs. Included in this instructional activity are various activities that aid the student in becoming familiar with camera terminology and...
Curated OER
Number Sense
Eighth graders participate in a lesson that is concerned with reviewing basic math concepts using the four operations. The activity is composed of a math game that is played by them.
Curated OER
Marketing
Students view a "Marketing" a painting by Robert Gwathmey. Using the painting, they explain the use of symbols and the placement of shapes. In older grades, they identify the relationship between the elements of art and the principles of...
Curated OER
Marketing A Restaurant
Pupils simulate the opening and operating of a restaurant using the Four P's of Marketing. Students play the roles of all the people involved in the restaurant business, as well as customers, as they act out various "restaurant" scenarios.
Curated OER
Space Science:Wherever You Go, There You Are
Students explore navigation principles by observing, measuring, and interpreting data to determine locations. Using a compass, compass rose, and a transit, they plot courses and discover the workings of the Global Positioning System...