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Illustrative Mathematics

Complex number patterns

For Teachers 10th - 12th Standards
Start off with the definition of the imaginary number i, then have your class practice simplifying expressions involving powers of i and look for patterns. See how the cyclic nature of powers of i translate to sums of powers of i.
Lesson Plan
Curated OER

Decimal War

For Teachers 4th - 5th
Pupils play a math game. For this decimals and fractions lesson, they use base ten blocks to practice converting between decimals and fractions. Everyone plays a game called Decimal War to practice these concepts.
Lesson Plan
Curated OER

Make a Math Mascot

For Teachers 7th - 8th
Create a math mascot by identifying irrational and rational numbers. Learners will also solve linear equations.
Lesson Plan
Curated OER

Devising a Measure for Correlation

For Teachers 9th - 12th Standards
How well does your class understand the concept of correlation? Use an activity to explore different methods of calculating correlation. Working alone and then in groups, your class will make decisions on what math to apply to the...
Lesson Plan
Curated OER

Mapping Where Animals Live

For Teachers Pre-K - 5th
What type of reptiles live in New York State? This lesson gets the class thinking about what factors determine where particular animals live. They analyze the Hudson Valley environment, identify specific reptile and amphibian...
Worksheet
Curated OER

Solving Quadratic Trigonometric Equations

For Students 10th - 12th
In this trigonometry worksheet, students solve quadratic trigonometric equations. The seven page worksheet contains explanation, examples, and sixteen multi-part questions. Answers are not included.
Lesson Plan
Curated OER

Mr. Cobbler's Shoe Dilemma

For Teachers 6th - 8th
Students employ statistics to solve real-world problems. They collect, organize and describe data. They make inferences based on data analysis. They construct, read, and interpret tables, charts and graphs.
Lesson Plan
Curated OER

Examining Geometric Solids

For Teachers 7th - 10th
Students explore geometry by completing a math worksheet in class. In this shape identification lesson, students identify the characteristics associated with 15 solid geometric shapes. Students identify patterns between vertices, edges...
Lesson Plan
Curated OER

Why Guess When You Can Estimate

For Teachers 3rd - 6th
They apply various strategies in their estimations. They analyze the differences between guessing and estimating. They estimate the number of beans and jellybeans in egg cartons and jars respectively.
Lesson Plan
Curated OER

Pigs, Pigs, Pigs!

For Teachers 3rd
Third graders find information about different breeds of pigs using the Internet, books, and encyclopedias. Groups select one breed of pig that interests them. They construct a stuffed likeness of the pig.
Worksheet
Curated OER

Identifying Fractions (1 of 6)

For Students 3rd - 4th Standards
For this identifying fractions worksheet, students examine 11 pictures, record the fraction shown, and write the words that represent the fractions.
Worksheet
Curated OER

Identifying Fractions

For Students 2nd - 4th Standards
In this fractions practice worksheet, learners examine 9 fraction graphics, write each of the fractions, and record how to say each of the fractions. An example is included.
Worksheet
Curated OER

Surface Area of a Leaf (Grades 7-9)

For Students 7th - 9th
In this math and science worksheet, students read about the process of photosynthesis and plant growth. They determine how a plant's ability to create food is dependent on the surface area of its leaves using geometric calculations. They...
Lesson Plan
Curated OER

Strike a Pose: Modeling in the Real World (There's Nothing to It!)

For Teachers 8th - 12th Standards
Adjust this lesson to fit either beginning or more advanced learners. Build a scatter plot, determine appropriate model (linear, quadratic, exponential), and then extend to evaluate the model with residuals. This problem uses real-world...
Lesson Plan
Curated OER

Histograms and Bar Graphs

For Teachers 5th - 6th
Learners examine the use of bar graphs and histograms. In this data representation instructional activity, students investigate the proper use of bar graphs and histograms to represent data. They learn the proper geometric definitions,...
Worksheet
Curated OER

Multiplication Equations

For Students 9th - 10th Standards
In this algebra worksheet, students solve one step equations using multiplication. They are reminded of an equation needing the same thing done to both sides. There are 12 linear problems.
Lesson Plan
Curated OER

NEXT GENERATION SPACECRAFT-Orion

For Teachers 11th - 12th
Students investigate the volume of a solid.  In this calculus lesson, students use integration to find the volume of a solid generated by a region, the Orion crew module. 
Worksheet
Curated OER

Digital time

For Students 2nd - 3rd
In this clock worksheet, students write the digital time for the hands on the clock that is given. Students complete 6 clock problems.
Lesson Plan
Curated OER

Fractions - Equal or Not

For Teachers 4th
A fabulous lesson on fractions awaits your young mathematicians. In it, learners are invited to explore the world of fractions by accessing websites that have educational activities and worksheets embedded in them. Some excellent,...
Lesson Plan
NTTI

Putting Together Ten

For Teachers 1st - 2nd Standards
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...
Lesson Plan
Curated OER

Bye, Bye, Bye, Fraction Phobia!

For Teachers 2nd - 4th
Young mathematicians utilize video, the internet, and hands-on learning experiences in order to recognize that fractions aren't as "scary" as they first appear, and that we use them every day in our lives. The hands-on activities in this...
Lesson Plan
NTTI

Hey Good Lookin', Whatchya Got Cookin'?

For Teachers 5th - 7th Standards
What better way to explore working with fractions then by using them when cooking? In this lesson, students use video, the Internet, and real world, hands-on learning activities to enhance their understanding of multiplying and dividing...
Lesson Plan
Curated OER

Ecuadorian Rainforest

For Teachers 3rd - 5th
Have your class talk about the importance of the rainforest and the products that come from it. Learners watch a video showing the path of chocolate from the rainforest to the supermarket. They discuss how the rainforest and...
Worksheet
University of California

Student Workbook: Statistics and Probability

For Students 9th - 12th Standards
Statistically, practicing this packet completely helps young mathematicians do well on the test. The packet is adaptable to many grade levels as it includes basic probability and goes up to data analysis with mean, median, and...