+
Lesson Plan
Curated OER

Exploring Properties of Rectangular Prisms

For Teachers 8th - 10th
Learners explore the properties of rectangular prisms. In this geometry lesson, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
+
Lesson Plan
Curated OER

Finding the Area of a Parallelogram with Translations

For Teachers 8th - 10th
Students calculate the area of a parallelogram. In this geometry lesson, students perform translation using a coordinate plane and coordinate pairs. They perform translation on other polygons.
+
Lesson Plan
Curated OER

Finding the Area of a Parallelogram with Translations

For Teachers 8th - 10th
Students calculate the area of parallelograms. In this geometry lesson, students identify properties of parallelograms and use to to solve problems. They create polygons using Cabri software.
+
Lesson Plan
Curated OER

Understanding Fundamental Trigonometric Identities

For Teachers 9th - 12th
Young scholars are introduced to the basic trigonometric identities. Using a diagram, they discover why the parts of the unit circle as named as they are and use equations to finalize the Pythagorean trigonometric identities. They also...
+
Lesson Plan
Curated OER

Sizing Up Shapes

For Teachers 1st
First graders explore geometric shapes. In this math lesson, 1st graders sort shapes into groups and discuss the characteristics of the shapes. Students build geometric shapes using toothpicks and marshmallows.
+
Worksheet
Curated OER

Linear Systems: Graphical Interpretation of Vectors

For Students 11th - Higher Ed
In this graphical interpretation of vectors worksheet, students execute operations of addition and multiplication by a scalar. They sketch results and determine the commutativity of vector addition. This three-page worksheet contains...
+
Lesson Plan
Curated OER

Perimeter

For Teachers 5th
Fifth graders create math word problems. In this geometry instructional activity, 5th graders define perimeter and discover how to find the perimeter of a rectangle, a square and a regular polygon. Students write word problems on finding...
+
Lesson Plan
Curated OER

Measurements

For Teachers 7th
Seventh graders solve word problems involving real world situation. In this geometry lesson, 7th graders solve problems related to volume. They apply the formulas taught in geometry.
+
Worksheet
Curated OER

Transformation of Alphabet Letters

For Students K
In this transformation of alphabet letters worksheet, students choose whether three alphabet letters have been reflected, rotated or translated.
+
Lesson Plan
Curated OER

Why can't We Use SSA to Prove Triangles Congruent?

For Teachers 9th - 10th
Students investigate triangles and congruences. In this geometry lesson, students differentiate between inductive and deductive reasoning. They differentiate between similar and congruent triangles.
+
Lesson Plan
Curated OER

Conic Sections and Locii

For Teachers 9th - 11th
Students differentiate between ellipse and hyperbola. For this algebra lesson, students graph and solve elliptical equations. They use the cabri program to create the different conics and move them around.
+
Worksheet
Curated OER

Naming Shapes

For Students 3rd - 5th
In this shapes worksheet, students name a set of 4 shapes, then write why they named them as they did. A reference web site is given for additional activities.
+
Worksheet
Curated OER

Faces, edges, and vertices

For Students 2nd - 4th
In this faces, edges, and vertices worksheet, students write how many faces, edges, and vertices each shape has. Students complete this for 2 plane shapes and 2 2D shapes.
+
Lesson Plan
Curated OER

Lines of Symmetry

For Teachers 5th
Fifth graders explore the concept of symmetry using lines drawn through different shapes. The worksheet that is included in the lesson should be used to chart the lines of symmetry for the different shapes drawn.
+
Lesson Plan
Curated OER

Compound Locus

For Teachers 7th - 10th
Students investigate circles and compound locus. In this geometry instructional activity, students identify the distance from a point to a line. They use Cabri software to create lines and circles.
+
Lesson Plan
Curated OER

The Dragon Curve Fractal

For Teachers 8th - 11th
Young scholars identify the properties of a dragon curve. In this geometry lesson, students identify sequences and patterns as they solve fractals. They investigate patterns found in nature.
+
Lesson Plan
Curated OER

Fractals Rock

For Teachers 9th - 11th
Students identify the repeated sequences of a pattern. In this geometry lesson, students identify fractals in patterns and nature. They construct a fractal tree and make conjectures.
+
Lesson Plan
Curated OER

Fractals Rock: Investing the Fractal Tree

For Teachers 9th - 10th
Students investigate the relationship between fractals and sequences. In this geometry lesson, students build a fractal tree. They investigate different career fields where fractals are used in the real world.
+
Lesson Plan
Curated OER

Surface Area and Volume

For Teachers 3rd - 4th
Students are introduced to the notion of surface area and volume, learn the terminology used with surface area and volume and have experimented with the surface area and volume of different prisms.
+
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...
+
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 4th - 5th
Students practice calculating probability, see how geometry can help solve probability problems and explore platonic solids.
+
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
Learners 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

Pythagoreum Theorem

For Teachers 6th - 8th
Students practice assessing how to apply the formulas for the area of parallelograms and triangles. They recount the contributions of Pythagoras and apply the theories of the Pythagorean theorem in a group project to calculate the...