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Worksheet
Curated OER

Geometry Practice: Contrapositive

For Students 9th - 12th
In this contrapositive worksheet, students solve 6 multiple choice and short answer problems. Students write the contrapositive of a conditional statement.
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Lesson Plan
Curated OER

Patterns

For Teachers 2nd
Second graders create an ABAB pattern with their name. In this early elementary math instructional activity, 2nd graders first model their names in an ABAB pattern with unifix cubes. They then recreate the pattern using letter stamps on...
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Worksheet
Curated OER

Solomon's Game

For Students 10th - 11th
In this algebra worksheet, students solve a word problem by playing a game of Solomon, where they capture their opponents piece and remove them from the game. There is one problem with answer key.
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Worksheet
Curated OER

Interstate Highway Trip

For Students 11th
In this algebra worksheet, 11th graders calculate a path taken without repeating and crossing the same path more than once. They are given clues to help-them find the right answer. There is a solution key with his word problem.
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Worksheet
Curated OER

Brain Teaser - the River

For Students 3rd - 6th
In this perimeter and area worksheet, students find the perimeter and area of shapes with right angles. Students complete 9 problems total.
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Lesson Plan
Curated OER

Applied Science - Science and Math (Post Lab)

For Teachers 4th - 6th
Learners explore science. In this create science lesson, students come up with their own science experiment. They use their basic knowledge of hypothesis and procedure to come up with an experiment. This lesson includes background...
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Lesson Plan
Curated OER

Narrow it Down: Numbers

For Teachers K - 6th
Elementary learners of all ages utilize their number knowledge by playing a 20 questions style game. They participate in a game in which they ask yes or no questions to a group leader in order to discover which number the leader has...
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Lesson Plan
Curated OER

Proving Quadrilateral Properties

For Teachers 9th - 11th
Working backwards can sometimes help you see a path to solving a problem. In this chapter, properites of quadrilaterials are proven by looking at flowcharts and working the probem backwards. Worked through examples are given, along with...
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Lesson Plan
Curated OER

Ancient American Art and Geometry

For Teachers 7th - 8th
Students explore the relationship between geometry and ancient American art. They see how to recognize geometric properties in specific works and explain how these properties contribute to their meaning and artistic merit.
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Lesson Plan
Utah Education Network (UEN)

It's All Just Similar to Me

For Teachers 7th - 8th
Middle schoolers explore the concept of similar figures. In this similar figures lesson, pupils calculate scale factors of similar triangles. They find missing sides of triangles, and measure angles using protractors and measure sides of...
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Lesson Plan
Illustrative Mathematics

Comparing Rational and Irrational Number

For Teachers 7th - 9th Standards
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
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Lesson Plan
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California Academy of Science

Building Better Buses: Transportation Design Challenges

For Teachers 6th - 10th Standards
Scholars learn about a series of three challenges when they design a bus system for a small town. They determine the bus routes and then figure out the best type of fuel to use before considering the cost of going electric. Learners...
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Lesson Plan
Curated OER

Bagels, Pico, Fermi

For Teachers 7th
In this number game, 7th graders work as a class to figure out a three-digit mystery number. Students use logic and the process of elimination to find the answer. It is a great time filler when there are 10 minutes left in class, and...
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Lesson Plan
Curated OER

Who Plays What?

For Teachers 9th
Ninth graders divide in pairs 3 cards with the words possible, impossible and certain on them. Ask questions of the class and get the students to hold up the word that describes the event (for example) Tomorrow it will snow. You have...
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Lesson Plan
Curated OER

Adam's Watch

For Teachers 3rd
Third graders use their watches to tell the time while the teacher lists their responses on the board along with the reasons for them (set incorrectly, gain/lose time). They solve the problem in pairs and focus their thinking on the...
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Lesson Plan
Curated OER

Boolean Algebra

For Teachers 8th - 10th
Students play a series of games involving Boolean logic.  In this Boolean Algebra lesson plan, students participate in games such as "George Boole Says" to explore Boolean logic.  The format of the lesson plan is difficult to read.
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Lesson Plan
Curated OER

Equation of State Problem Set

For Teachers 9th - 12th
Learners demonstrate their understanding of the equation of state by computing the gas constant from air properties. They use online research tools and apply integrated math problem-solving strategies to solve problems outside the realm...
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Lesson Plan
Curated OER

Four Color Map

For Teachers 3rd - 7th
Learners explore geometry by completing a color puzzle. In this shape identification lesson, students utilize deductive reasoning to complete a Google SketchUp puzzle with trapezoid, triangles and rectangular shapes. Learners complete...
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Lesson Plan
Curated OER

How many isosceles Triangles Can You Find?

For Teachers 5th
Fifth graders solve problems while examining a variety of isosceles triangles.  In this isosceles triangle lesson, 5th graders examine shapes to find their characteristics.  Students pay particular attention to the characteristics of...
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Lesson Plan
Curated OER

The Very Grouchy Ladybug: Telling Time

For Teachers 1st - 2nd
Students practice telling time by reading a children's story.  In this time keeping lesson, students read the book The Very Grouchy Ladybug by Eric Carl, and create a schedule for the ladybug to complete certain activities.  Students...
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Lesson Plan
Curated OER

Calculations at the Crazy Cookie Company

For Teachers 9th - 12th Standards
Learners explore matrix multiplication and problem solve using matrix multiplication. They design a table that will display cost and profit for three cookie stores. 
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Lesson Plan
Curated OER

The Very Hungry Caterpillar - Teaching Shapes

For Teachers 1st - 2nd
Students identify two- and three-dimensional figures and associate them with real-world objects.  In this geometry lesson, students are read The Very Hungry Caterpillar by Eric Carle and complete several activities including a chart of...
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Lesson Plan
Curated OER

Dividing by 3's

For Teachers 3rd
Third graders review and practice strategies for solving division problems. In this division by 3's lesson, 3rd graders play games, use an interactive whiteboard, create flashcards, and solve word problems. 
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Lesson Plan
Curated OER

QUILTING AND COMBINATIONS

For Teachers 1st - 2nd
Young scholars apply problem solving procedures and skills to solve a given real life problem by manipulating felt squares to represent the possible combinations for a two color quilt.