Lesson Plan
Curated OER

Searching for Angles and Lines

For Teachers 6th - 8th
Middle schoolers work to find and reinforce concepts related to lines and angles. They identify the characteristics of shapes that have one, two, and three dimensions. The students also work on definitions related to the geometry of shapes.
Lesson Plan
Curated OER

Let the Light Shine Through!

For Teachers 6th - 7th
Students display knowledge of line of symmetry by designing a geometric stained glass window pattern.
Lesson Plan
Curated OER

Irregular Fractals

For Teachers 6th - 8th
Middle schoolers study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
Lesson Plan
Curated OER

Geometry and Symmetry

For Teachers 4th - 6th
Students examine tessellations and their geometric properties. The lesson plan and discussions may be used to develop students' understanding of polygons and symmetry as well as their ability to analyze patterns.
Lesson Plan
Curated OER

The Mandelbrot Set

For Teachers 7th - 12th
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
Lesson Plan
Curated OER

Pythagorean Theorem Investigation

For Teachers 8th
Eighth graders investigate the Pythagorean Theorem and practice applying the theorem to various triangles. Finally, in the next lesson in the sequence, 8th graders create a song or a story to help them remember the Pythagorean Theorem.
Lesson Plan
Pennsylvania Department of Education

Creating Polygons

For Teachers Pre-K - 2nd
Students describe, make and compare polygons. In this creating polygons lesson, students identify properties of quadrilaterals and describe common features of two dimensional shapes.
Lesson Plan
Curated OER

3-D Paper Sculpture

For Teachers 5th - 6th
Pupils explore characteristics of geometric shapes. They participate in a paper folding activity to create various geometric shapes. Students design a mobile of the shapes they have created.
Lesson Plan
Curated OER

Fractions of a Set

For Teachers 3rd
Third graders use fractions to describe part of a set. In this fractions instructional activity, 3rd graders are introduced to fractions through a book and use pattern blocks to describe a fraction as a part of a set. This instructional...
Lesson Plan
Curated OER

Can Stack

For Teachers 8th - 10th
Students are able to find the rule for summing consecutive numbers; identify the pattern of triangular numbers. They then solve the given problem using logic and mathematical reasoning.
Lesson Plan
Curated OER

Compatible numbers to 20

For Teachers 2nd - 7th
Students practice theories dealing with equals sign used as a balance, inequality symbols and practice utilizing a box or some other geometric shape to represent an unknown number. They assess numeracy problems embedded in language-rick...
Lesson Plan
Curated OER

Surface Area and Volume of a Cylinder

For Teachers 7th
Seventh graders find the surface area and volume of a cylinder. In this area and volume lesson, 7th graders complete several activities to learn the volume and surface area of cylinders.
Lesson Plan
Curated OER

That's So Square

For Teachers 2nd
Second graders are introduced to circles, triangles and parallelograms. As a class, they create the shape with their bodies and are shown the shapes in their actual size. To end the lesson, they sketch each shape and identify their...
Lesson Plan
Curated OER

Manipulative Mania

For Teachers 4th - 6th
Students explore tangram vocabulary and tangram designs, creating an art design that contains various geometric parts. They complete a checklist titled, Important Thing About a Quilt Design.
Lesson Plan
Curated OER

Fitness

For Teachers 4th
Fourth graders determine how to design regular and semi-regular tessellations of the plane. They develop the ability to demonstrate why a tessellation covers the plane in this series of lessons.
Lesson Plan
Curated OER

Learning by Sorting

For Teachers K - 2nd
Students sort Lego Duplo pieces after determining the attributes to classify them by. They work in pairs to sort a group of Duplo pieces and explain their process to others.
Lesson Plan
Curated OER

Squares Have Roots?

For Teachers 6th - 8th
Young scholars define a square and connect this information to a square root. For this square root lesson, students make a chart listing square numbers and their roots.
Lesson Plan
Curated OER

Investigating the properties of a circle

For Teachers 7th - 10th
Students use wax paper to look at different properties of circles such as chords, tangent lines, inscribed angles, and inscribed angles in a semi-circle, as well as finding the center of the circle, and use GSP to investigate cyclic...
Lesson Plan
Curated OER

You Can Count on Squares!

For Teachers 4th
Fourth graders engage in and explore to develop mathematical, specifically algebraic, ideas. Although the tasks are built around measurement, they are algebraic to the extent that they require 'formulae' to be derived form the geometric...
Lesson Plan
Curated OER

Investigation of Pot Sherds

For Teachers 4th
Fourth graders review their prior knowledge on the concept of pi. Using broken pieces of pottery, they calculate the circumference from a section of the circle. In teams, they compete against one another to get the most accurate...
Lesson Plan
Curated OER

Beautiful Butterfly Tiles

For Teachers 3rd
Third graders create a butterfly drawing that includes the elements of art and principles of design. They create artwork that can be made into ceramic tiles to be installed around the classroom doorways in our new addition.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 1, Lesson 3: Moo-vin

For Teachers 2nd
Second graders practice new geometry vocabulary by putting the words to the tune of "Hokey Pokey." students use the lyrics as a guided reading experience.
Lesson Plan
Curated OER

Ge-Oh Boy, Oh Boy

For Teachers 4th - 6th
Students listen to the book, Sam Johnson and the Blue Ribbon Quilt and discuss the art of quilting. They examine various symmetrical sewing designs, and identify reflection pieces, slides, and flips.
Lesson Plan
Curated OER

Butterflies

For Teachers 1st - 4th
Students will explore the life cycle of the Painted Lady butterfly by raising their own. They will incorporate math, science, and language arts as they graph, pattern, journal, observe, and artistically create.