Math Solutions
Dr. Seuss Comes to Middle School Math Class
If you think Dr. Seuss has no place in a math classroom, then take a look at this resource. Based on the classic children's book Green Eggs and Ham, this sequence of activities engages children learning to model real-world contexts with...
Marilyn Burns Education Associates
Eighteen Flavors
Your learners will be tantalized by this inquiry-based, collaborative activity as they discover how to write an equation that represents the height of an ice cream cone. Given the scenario based on the poem, "Eighteen Flavors," and...
National Security Agency
Classifying Triangles
Building on young mathematicians' prior knowledge of three-sided shapes, this lesson series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's book The Greedy Triangle,...
Curated OER
Math 4 - Act. 06: Spaghetti and Meatballs for All
Fourth graders use manipulatives to practice math patterns.
Curated OER
Exploring Polygons and The Greedy Triangle
Excellent lesson plan! Anne Linehane's geometry story, The Greedy Triangle, offers an opportunity to practice forming various types of polygons with your learners. Using elastic bands (or Chinese jump ropes),...
Curated OER
Super Shapes Part 2 - Circles
Through the use of Internet, video, and hands-on activities, youngsters learn the parts and characteristics of a circle. This fantastic lesson has some excellent website activities included in the plan. Your kids will have a much greater...
Curated OER
Using R&R to Teach Mathematics
Second graders create a shape garden. In this polygons lesson, 2nd graders practice making shapes using a geoboard and read the book The Greedy Triangle by Marilyn Burns. Students also design a shape garden using construction paper.
Curated OER
"The Greedy Triangle" by Marilyn Burns
Students discover which regular polygons can be used to tile a plane.
Curated OER
"The Greedy Triangle" by Marilyn Burns
Students review angles, sides, and properties of basic shapes. Using a geoboard, they make as many different tirangles as possible.
Curated OER
Writing Takes Shape!
Students read The Greedy Triangle and discuss geometric solids. In this geometry lesson, students list the geo-solids in the world and create a graphic organizer to show where geo-solids exist.
Utah Education Network (UEN)
Geo Shapes
Invite your first graders to compose and decompose two and three-dimensional figures with this fun, hands-on instructional activity. They investigate and predict the results of putting together and taking apart two-dimensional shapes...
Curated OER
3-D Attributes
Students explore geometric solids. In this geometry instructional activity, students listen to the book The Greedy Triangle by Marilyn Burns, then work in groups to sort geometric solids into various categories. Students define geometric...
Curated OER
The Greedy Triangle
Students discuss figures with various numbers of sides. In this geometry lesson plan, students are read The Greedy Triangle by Marilyn Burns, they participate in a class discussion of many sided figures and are introduced to the term...
Curated OER
Rice and More Rice
Fifth graders explore problem solving strategies for mathematical estimation. In this math problem solving lesson, 5th graders predict how many grains of rice are in a jar, practice establishing and looking for patterns in...
Curated OER
Our World of shapes
First graders listen to Shapes and The Greedy Triangle to identify and describe examples of geometric shapes. In this geometric shapes lesson, look for geometric shapes in real world places. Students make a mobile of shapes in the real...
Curated OER
Math: Geometric Fun and Games
Third graders discover geometric shapes by completing a series of games and activities. Using ropes with knots tied every foot, they make shapes such as squares, triangles, and hexagons. In pairs, 3rd graders use pattern blocks to...
Curated OER
An Uncomfortable Situation
If shapes have the same area, do they always have the same perimeter? Learners explore the relationship between the area of square units and their perimeters in a hands-on activity. Observations are recorded, and they begin to recognize...
Curated OER
Measuring Pattern Block Angles
Sixth graders review the rotation of 180 and 360 degrees. Using the alphabet, they estimate the angle degree and identify the angles as either right, straight, obtuse or acute. In groups, they measure the pattern block angles and record...
Curated OER
Measuring Pattern Block Angles
Sixth graders identify various angles by using pattern blocks. In this measurement instructional activity, 6th graders find out how many degrees are in each of the different angles of the various pattern blocks.
Curated OER
Perimeter Playground
Students explore geometry by participating in a school measuring activity. In this perimeter lesson, students discuss the techniques and methods used in order to measure a large perimeter or geometric figure. Students utilize grid paper,...
Curated OER
Dice Sums
Introduce your class to the concept of probability with this fun dice game. As a class, they identify the largest and smallest sum possible from a pair of dice. To end the lesson, they participate in the dice game in which they use a...
Curated OER
Equations
Fourth graders determine the difference between equations and non-equations. In groups, they are given the answers and identify the numbers needed to make the answer. To end the lesson, they complete an equation using the price lists...
Curated OER
The Left-Handed Experiment
Fifth graders work together to develop a survey to determine the number of left-handed students in their school. In groups, they administer the survey, calculate and discuss their results. To end the activity, they discuss ways to...
Curated OER
Putting It All Together
Students complete activities to learn about the shapes and their vertices. In this shape recognition lesson, students discover the rule linking the number of sides with the number of vertices for shapes. Students categorize...