+
Worksheet
Curated OER

Surface Area

For Students 7th - 8th
In this surface area worksheet, students find the area of rectangular prisms and cylinders.  This four-page worksheet contains eight multi-step problems.  Answers are provided on the last two pages.
+
Lesson Plan
Curated OER

I've Seen That Shape Before

For Teachers 6th - 8th
Students examine and identify shapes.  In this shapes lesson, students explore the characteristics of various shapes.  They cut out shapes and name illustrations.  Worksheets and activities are included.
+
Lesson Plan
Curated OER

To the Moon

For Teachers 6th - 12th Standards
Pupils explore circumference manipulating Moon Pie wrapper. In this geometry lesson, they manipulate snack wrappers to find circumference, diameter, radius and distance.
+
Lesson Plan
Curated OER

Dimensions and Area

For Teachers 6th - 8th Standards
Learners explore the area of rectangles in this middle school geometry instructional activity. They will investigate the relationship between a change in the dimensions of a rectangle and the change in the corresponding area. Learners...
+
Lesson Plan
Curated OER

Concept: Points on a Grid

For Teachers 6th - 8th
In this coordinate grid graphing worksheet, students play a game of Battleship on the computer. They answer 21 questions about the coordinate grid and graphing.
+
Worksheet
Curated OER

1st Geometry

For Teachers 3rd - 6th
In this geometry worksheet, students choose the multiple choice answer to 15 questions involving several different elements of geometry.
+
Lesson Plan
Curated OER

Origami Flight: The Physical Setting

For Teachers 6th
Sixth graders investigate the forces that move certain objects.  In this physics lesson plan, 6th graders design and create paper flying objects using origami methods, which they practice flying in different conditions.  Students record...
+
Lesson Plan
Curated OER

Areas of States - Estimation

For Teachers K - 8th
Learners estimate the area of states using the formulas for the areas of rectangles, squares, and triangles. In this geometric shapes instructional activity, students divide irregular shaped states into shapes. They use the formulas for...
+
Lesson Plan
Curated OER

Archeologist Frieze Patterns

For Teachers 6th - 12th Standards
Learners construct frieze patterns using translations and rotations. They will discuss how frieze patterns are similar to jigsaw puzzles and use Cabri Jr. to build a triangle frieze pattern using rotations, translations, and reflections.
+
Lesson Plan
Curated OER

Symmetry in Paper Airplanes

For Teachers 5th - 8th
Students explore symmetry.  In this geometry and scientific inquiry lesson plan, students design paper airplanes with middle line symmetry, as well as right, obtuse, and acute angles.  Students measure the plane's angles using a...
+
Worksheet
Curated OER

Cylinders and Cones

For Students 4th - 5th
In this geometric shapes worksheet, students answer 6 questions about geometric figures. For each question, a diagram of a geometric figure is shown and students are asked to choose the correct name for the figure shown. 
+
Lesson Plan
Curated OER

Circles all Around

For Teachers 6th - 8th Standards
Students investigate circles. In this middle school mathematics lesson, students explore the relationship between the diameter of a circle and its circumference.
+
Worksheet
Curated OER

Pythagorean Theorem

For Students 5th - 6th
In this finding the missing units in triangles worksheet, learners apply the Pythagorean Theorem to solve. Students solve 10 problems. 
+
Lesson Plan
Curated OER

What is my Angle? App

For Teachers 6th - 12th Standards
Learners estimate angle measures in this this estimating angle measures lesson. They use an application on their graphing calculator that shows various settings involving angles and then they estimate the angle measure of a clock's...
+
Lesson Plan
Curated OER

Measuring Angles

For Teachers 6th - 8th Standards
Middle schoolers explore angle measure as they estimate angle measure and measure and draw angles of less than 360 degrees. The instructional activity emphasizes the use of estimation when measuring angles.
+
Lesson Plan
Texas Instruments

Traditional Copy an Angle - Compass Construction Using Cabri Jr.

For Teachers 6th - 12th Standards
Learnerss explore geometric construction in this geometry lesson. They will investigate the traditional construction for copying an angle using Cabri Jr. in lieu of paper and pencil construction. The lesson encourages students to explore...
+
Worksheet
Curated OER

Visualize Triangles

For Students 4th - 5th
In this finding triangles in parallelograms activity, students observe parallelograms, visualize half as congruent to triangles, and choose the triangle that would match each one. Students solve 5 problems.
+
Worksheet
Curated OER

Houghton Mifflin Math: Grade 6 Chapter 20 Investigation

For Students 6th - 8th
In this area and perimeter worksheet, students design a garden that includes shrubs, flowers, and walkways then determine the area and perimeter of each garden feature.
+
Worksheet
Curated OER

Order Up the Volume

For Students 4th - 6th
In this finding and ordering volumes worksheet, students solve the volumes, use the information to put them in order from least volume to greatest volume, and answer word problems. Students solve 11 problems. 
+
Lesson Plan
Curated OER

Building a Box

For Teachers 3rd - 5th
Young scholars create different two dimensional nets that can be folded to create a cube. In this visual spacial awareness lesson, students explore different ways that two-dimensional objects can be laid out to create a three dimensional...
+
Worksheet
Curated OER

Area - Parallelograms and Trapezoids

For Students 4th - 6th
In this finding the area of geometric shapes activity, students observe parallelograms and trapezoids and use the information given to find their areas. Students solve 4 problems.
+
Worksheet
Curated OER

Calculate Missing Angles and Line Lengths

For Students 4th - 6th
In this problem solving worksheet, students calculate the missing angles and lengths to 4 different shapes. Students place their answers in the boxes provided.
+
Worksheet
Curated OER

Fraction or Not

For Students 4th - 5th
In this problem solving worksheet, learners determine if the shaded parts of 8 different shapes are fractions or not. Students answer one analyzing question on the lines provided.
+
Lesson Plan
Curated OER

Naming Shapes

For Teachers 4th - 6th
Students study geometric shapes and practice naming them properly. In this geometry instructional activity, students work in groups to give definitions of the vocabulary to each other in their own words. Students also visit a lower grade...