Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 9th - 12th
Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
Worksheet
Curated OER

Grasping Graphs

For Students 7th - 8th
In this grasping graphs worksheet, students solve and complete 3 different types of problems. First, they graph the data described and select the appropriate graph type. Then, students identify the independent and dependent variable. In...
Lesson Plan
Curated OER

Medieval Games

For Teachers 3rd - 5th
Students participate in a theme-based field day base on Medieval games. They integrate the field day activities into an academic study of medieval times.
Lesson Plan
Curated OER

Team Apollo

For Teachers 7th
Seventh graders brainstorm about problems with a school track. They research different possibilities for a solution. They test different track materials with erosion, durability, abrasiveness and resiliency. They determine the area,...
Lesson Plan
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Curated OER

Trina's Triangles

For Teachers 8th - 11th Standards
Practice evaluating polynomial expressions at the same time you find Pythagorean Triples. Look for patterns and find examples when the "formula" does and doesn't work. Finally, verify the formula by proving the identity true.
PPT
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Chalkboard Challenge: 5th Grade Math Review

For Teachers 4th - 5th
This math review PowerPoint engages fifth grade students in an interactive review of math concepts. This review game includes questions on numeration, data interpretation and number theory. This is in a "Jeopardy" style format.
Lesson Plan
Curated OER

How Does Chance Influence Inheritance?

For Teachers 10th - 12th
Students complete a lab based on how chance affects which genes appear in gametes as in Mendel's Law of Segregation. They review the theories, vocabulary words, and historical background of Gregor Mendel's work with pea plants. They...
Worksheet
Curated OER

Equivalent Ratios

For Students 5th - 6th
In this ratios activity, students complete a variety of online exercises involving writing twelve ratios in their simplest form, writing nine ratios in the form of 1:n, writing six ratios in the form n:1 and solving seven ratio word...
Lesson Plan
Curated OER

Is Over Of

For Teachers 6th - 8th
Students solve problems dealing with percents using "is over of" algorithm.
Lesson Plan
Curated OER

Recognize, create and Record Simple Repeating Patterns

For Teachers 8th - 10th
Students analyze, create, and record repeating patterns. In this geometry lesson, students create shapes using patterns and keep track of the different shapes. They incorporate transformation and reflections into their patterns.
Worksheet
Curated OER

Calculate Rates Using Appropriate Units

For Students 9th - 11th
In this Algebra I/Algebra II activity, students solve verbal problems in which they calculate the indicated rate and choose the appropriate unit of measurement.  The three page activity contains a combination of nineteen multiple...
Worksheet
Curated OER

Grade 6 Math Quiz B

For Students 6th
For this grade 6 math quiz worksheet, 6th graders complete a 15 question multiple choice quiz covering a variety of grade 6 concepts. 
Lesson Plan
Curated OER

Predators and Prey

For Teachers 4th - 8th
Students explain how the food chain works. They contrast predators with prey and describe their function in nature. Students discuss how the food chain aids in keeping nature balanced. In small groups, they play a game that simulates the...
Worksheet
Curated OER

Proportion and Percent

For Students 3rd - 5th
For this worksheet on proportion and percent, students review the concepts, then find the percentage for proportions in 10 word problems.
Lesson Plan
Curated OER

Place Value 100's and 1,000's

For Teachers 3rd
Third graders watch a PowerPoint presentation and read a book on place value used in our base ten system. They play a place value game and complete a worksheet.
Lesson Plan
Curated OER

Ratios, Proportions, and Percents - Week 4

For Teachers 9th - 12th
In this ratio, proportion and percent worksheet, learners solve problems involving ratios and proportions. They identify the percent of increase and decrease, solve ratio problems with proportions, and find sale prices. This two-page...
Worksheet
Curated OER

The Circle Graph

For Students 7th - 10th
For this circle graph worksheet, students complete problems involving many circle graphs including a compass rose, degrees, and more. Students complete 7 activities.
Lesson Plan
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Cross Section and Slope

For Teachers 6th - 8th
Students draw cross sections of given contour maps. In this math lesson, students interpret the different symbols used in the map. They determine slope and steepness through direct measurement.
Lesson Plan
Curated OER

Meter Reading Using Place Value

For Teachers 4th
Fourth graders watch a video about reading a gas meter and discuss what they saw in the clip.  In this place value lesson, 4th graders complete a worksheet where they fill in the missing dials on the meters. 
Lesson Plan
Curated OER

Combining Foods

For Teachers Pre-K - 2nd
Students explore addition. In this math lesson, students discover how addition and subtraction are related. Students model related addition and subtraction facts.
Lesson Plan
Curated OER

Eight Basic Elements of the Earth

For Teachers 10th - 11th
Students identify the concept of an element and work with an idea that all of the millions of substances on the earth are various combinations of only 8 elements. They work with the Periodic Table of the Elements and symbols of the...
Worksheet
Curated OER

Morse Code and Computers

For Students 4th - 5th
In this Morse code worksheet, students read a short passage about the invention of Morse code and the use of telegraphs. Students answer three paragraphs about the passage.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Representing Numbers in Expanded Form I

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The interactive PLIX tool allows students to drag and drop base blocks (1, 10, 100) to find the total area of an irregular figure. The video shows an example of a...
Interactive
Thomas Jefferson National Accelerator Facility

Jefferson Lab: Place Value Game

For Students 1st - 5th Standards
This interactive math game lets you create the largest number possible as the computer gives you numbers.