Curated OER
Two-Step Problems and Money Concepts
Elementary schoolers solve two-step equations and practice money concepts. They solve multi-step addition and subtraction contextual problems and apply money concepts to real life situations. Pupils use pictures and counters to help them...
Curated OER
Divisibility Rules Using Scientific Calculators
Young learners apply divisibility rules to determine if a number is a factor of another number. They discuss what numbers are factors of another number and identify patterns using divisibility rules.
Alabama Learning Exchange
As If Numbers Weren't Complex Enough Already!
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
Curated OER
The Photoelectric Effect in Photocells
Illuminate your physics class with this examination of a photovoltaic cell. Teach the structure and operation of the device using a diagram. Then make a human-powered, larger-than-life sized model of a PV cell. Learners become electrons...
Council for the Curriculum, Examinations and Assessment
Learning About Learning
Bloom's Taxonomy and Howard Gardner's Theory of Multiple Intelligences feature largely in a session that asks class members to identify their dominate learning style and intelligence. Furthermore, individuals consider how using these...
Curated OER
Euclidean Algorithm
Students are introduced to the concept of a Greatest Common Divisor. They review the number systems. Students are told how the entire field of Number Theory primarily uses the integers. They are told the Fundamental Theorem of Algebra.
Curated OER
DC Generator Theory
For this online worksheet students answer a series of 14 essay or short answer questions explaining the DC generator theory. The correct answer is available to check their responses to each question. The questions vary in complexity....
Curated OER
Got These Properties? (Commutative in Addition/Zero in Addition and Subtraction)
Second graders examine the commutative property of addition and the property of zero in addition and subtraction. They complete an asessment worksheet to gain practice reading and working number sentences horizontally and vertically.
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...
NOAA
How Do We Know?: Make Additional Weather Sensors; Set Up a Home Weather Station
Viewers learn about three different weather measurement tools in installment five of the 10-part Discover Your Changing World series. They build weather vanes to collect data on wind speed, barometers to determine air pressure, and rain...
National Security Agency
Multiple Representations of Limits
After an introductory activity to demonstrate the theory of a limit, additional activities approach a limit from graphical, numerical, and algebraic methods. The activity looks at the multiple ways of understanding and evaluating a limit.
Curated OER
Atomic Structure and Quantum Theory
Students are introduced to the structure of an atom and Dalton's atomic theory through a short video and mini-lecture. They also take a look at the weight of mass and become familiar with the idea of quantum theory
Curated OER
Number Properties-Know'em, Like'em, Use'em
Ninth graders explore mathematical properties through the use of an advertising jingle. They produce a commercial that is digitized and presented to the class. Students write a jingle that simplifies each property and helps classmates...
Curated OER
There's More Than One Way to Get to St. George!
Fourth graders explore alternative ways to do the four operations.
Curated OER
Mathematics: Domino Theory
Sixth graders use dominos and plastic chips to study common denominators and fractions. They describe how these operations are related to each other.
Curated OER
The Sum of Our Integer Intelligences
Students complete tasks. In this Seven Intelligences lesson, students complete a variety of activities that are all based on the seven different intelligences humans are supposed to possess based on Dr. Gardener's theory. They work in...
Curated OER
Relationship Between Addition and Subtraction
Students are taught how to add and subtract and use number sense to solve basic math problems. For this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are given a...
Curated OER
Union and Intersection of Sets
For this Algebra I/Algebra II worksheet, students determine the intersection and union of sets and solve problems with Venn diagrams. The three page worksheet contains a combination of seventeen multiple choice and free response...
Curated OER
What Works and What Doesn't: The Potential and Limitations of Fiscal Policy
Twelfth graders study micro- and macro-economies. They examine theories about fiscal policy and the relationships between consumption and output, tax policy and government spending changes. They also consider how economic perspectives...
Curated OER
Real-World Projects: Challenges from the Polymer Industry
Two scenarios are presented for chemistry detectives to decipher. Both require the use of an infrared spectrometer and focus on the examination of polymer materials. In the first, lumps in polyethylene bottles are analyzed. In the...
Curated OER
DC Motor Theory
In this physics learning exercise, students solve 12 problems on DC motor circuit. They make predictions and construct the corresponding circuit to verify if they are correct.
Curated OER
WHAT DARWIN NEVER SAW: Evolution, Science, Biology, Natural Selection
Students view video showing recent field work on a twenty two-year study of finch beaks on a small island in the Galapagos, showing natural selection clearly operating in the wild.
Curated OER
The Natural Selection of Bean Hunters
Students, in groups, hunt for beans placed in the lawn. Each group uses a different tool (hand, spoon, fork, etc.) and there are three different colors of beens.
Curated OER
Close Your Math
Fourth graders complete a role playing activity to build understanding of number concepts. They use Algebraic Closure throughout six operations to better comprehend and review basic number theory. They utilize a worksheet imbedded in...