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Discover Mathematics

Equivalent Fractions Game: Three in a Row

For Teachers 3rd - 6th Standards
Dice up fractions and bring this game into the classroom. Players roll dice to create fractions, and then have to find an equivalent fraction on the board. Once they get three in a row, they win! 
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Worksheet
Curated OER

Counting Principle

For Students 4th - 7th
In this counting principle worksheet, students examine, analyze and determine how to solve a variety of word problems with the counting principle. Students find out the total number of combinations that exist.
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Lesson Plan
Curated OER

Food Probability

For Teachers 6th - 8th
In this math worksheet, students plot the possibilities of outcomes for making sandwiches and ice cream in the graphic organizers.
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Lesson Plan
Curated OER

Counting Principle

For Teachers 8th - 10th
Young scholars identify the different outcomes given a situation. In this algebra lesson plan, students calculate the possible outcome using the counting principle. They compare and analyze patterns to make their predictions.
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Worksheet
Curated OER

Counting Principle

For Students 7th - 8th
In this probability and statistics worksheet, students work with a family member to determine the number of outcomes in a given situation. The two page worksheet contains four questions. Answers are included.
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Lesson Plan
Curated OER

Get Ready, Get Set, Squeeze!

For Teachers 1st - 2nd
Young scholars explore coin value and count coin combinations. In this money counting and social studies lesson, students read The Coin Counting Book by Rozanne Lanczak Williams and practice counting money and making change for a...
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Lesson Plan
Curated OER

Math: Creating Fraction Strips

For Teachers 3rd
Third graders construct fraction strips to play several math games. Using different colored construction paper, they assemble the strips and play Order the Fractions and Fraction War. With a pair of dice, 3rd graders roll fractions...
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Lesson Plan
Curated OER

Monohybrid Punnetr Squares

For Teachers 8th - 9th
Students explore Punnett squares and illustrate specific genotypic and phenotypic genetic outcomes. After a class discussion, students predict the probability of a specific trait being passed on by using Punnett squares. They reveal the...
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Lesson Plan
Curated OER

What's the Chance?

For Teachers 8th - 11th
Students conduct probability experiments with dice and coins. They watch a video for a variety of situations where calculating the probability is complicated by total number of possibilities. They solve problems presented in the video.
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Lesson Plan
Curated OER

Study of Chance

For Teachers 7th
Seventh graders determine the fairness of various games.  In this determining the fairness of various games activity, 7th graders use spinners, dice, and rock,paper, scissors to play various chance games.  Students determine if each game...
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Lesson Plan
Curated OER

Limiting Reagent

For Teachers 10th - 12th
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
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Lesson Plan
Curated OER

Coin Exchange

For Teachers 2nd
Second graders explore the concept of money and simple arithmetic. They represent a sum of money using various combinations of coins and devise and use problem solving strategies to explore mathematical situations.
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Lesson Plan
Curated OER

3c and 5c Stamps

For Teachers 8th - 11th
Students explore multiples of consecutive numbers. Given a real life situation, students devise and use problem solving strategies. Students describe what it means for a sequence to carry on to infinity. They locate patterns in...
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Lesson Plan
Curated OER

Adding Ten Tiles I

For Teachers 6th - 7th
Pupils practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
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Lesson Plan
Curated OER

Chinese Lanterns - Technology

For Teachers 5th
Fifth graders investigate the type and use of lanterns in Chinese history, their cultural significance and their role in today's society. They watch a lantern maker and describe the process. Students compare and discuss a range of...
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Lesson Plan
Curated OER

Spinning Short Vowel Game

For Teachers 1st
First graders, in pairs, use spinners to experiment with different combinations of letters. They combine letters and determine whether they have produced a word or not. They construct and record words choosing letters from designated tiles.
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Lesson Plan
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Coyote Cafe

For Teachers 6th - 8th
In this math worksheet, young scholars read the word problems and write down the possibilities of possible servings. The outcomes are plotted using a graphic organizer.
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Lesson Plan
Curated OER

Crazy Putty Ratio

For Teachers 2nd
Second graders use knowledge of measurements and ratios to mix various combinations of liquid starch and glue. They chart their ratios, make observations, and write a summary of the activity. They mix their own batch of Crazy Putty to...
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Lesson Plan
Curated OER

Color Selection for a Quilt

For Teachers 6th - 8th
Students discuss the importance of using the proper color combinations in a quilt. In groups, they use the color wheel to design their section of the quilt for the class. To end the lesson, they are introduced to the various types of...
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Lesson Plan
Curated OER

Ordering Donuts

For Teachers 4th - 6th
For this math worksheet, students examine the possible ways their teacher could order donuts with or without nuts and icing. They select which diagram contains all the possible combinations.
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Worksheet
Curated OER

Probability

For Students 5th - 6th
In this mathematical probability worksheet, students utilize a deck of cards to problem solve five questions associated with a deck of cards and probability.
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Printables
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Houghton Mifflin Harcourt

Unit 8 Math Vocabulary Cards (Grade 4)

For Students 4th
Enhance fourth graders' math vocabulary with 17 word cards and their definitions. Learners focus on terms that deal with graphing, such as y-axis, coordinates, plot, and ordered pair in the last set of math vocabulary cards. 
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Lesson Plan
Curated OER

Ultimate Deck Tennis

For Teachers 4th - 10th
The title is misleading because this is more of a keep away game with the ability to score points. This lesson has two groups playing against each other using a deck ring, but a frisbee, or a nerf football could also be used since the...
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Lesson Plan
Actis

Handling Data: Probability, Tree Diagrams

For Teachers 6th - 8th Standards
Clean, but captivating, two online simulations demonstrate probability for middle schoolers. They can choose the number of coins and tosses and watch as the results pile up. They can choose from a variety of spinner types and the number...