Lesson Planet Article
Curated OER

Analyzing 3-D Shapes and 2-D Representations

For Teachers 3rd - 6th
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
Lesson Plan
Curated OER

Identifying 2-D and 3-D Shapes in Crystals

For Teachers 3rd - 5th
Students view a video on making rock candy and identify the shapes they see while watching. For this 2 and 3 dimensional shape lesson, students recognize shapes and complete worksheets to identify them. Students build a cube....
Worksheet
Math Mammoth

Divide Polygons

For Students 3rd
In this geometry learning exercise, 3rd graders draw line segments into the shape and divide it into other shapes given. Then they divide the pentagon and hexagon in different shape parts using line segments. Students also write down...
Lesson Plan
Curated OER

Tantalizing Tangrams

For Teachers 3rd - 5th
Students identify polygons and develop spatial and fractional relationships and geometric concepts by using ancient Chinese puzzle of tangrams. They develop an appreciation of the folktale by identifying its elements and then writing...
Lesson Plan
Curated OER

Teaching Polygons using Technology

For Teachers 3rd
Third graders utilize different types of computer programs, such as Microsoft paint and Microsoft Word to study and create different types of polygons. They use PowerPoint to create a story about a shape and others that it meets during a...
Lesson Plan
Curated OER

Polygons: Angles vs. Sides

For Teachers K - 4th
Students analyze the relationship between the number of sides of a polygon and the sum of its angles. Pattern blocks are utilized to trace the outside of the shapes. They make their own outline of a four-sided polygon from the replica of...
Lesson Plan
Curated OER

Basic Right Triangles

For Teachers 2nd - 4th
Elementary schoolers examine the attributes of triangles. In this triangle lesson, learners compare regular triangles and right triangles. They explore vertices and angles and investigate obtuse and acute angles. Pupils draw multiple...
Worksheet
Curated OER

Recognize and Draw Shapes Word Problems

For Students Pre-K - 1st
It's time for a geometry warm up! Geometry scholars examine a figure to determine its name from a list of four choices. The figure, a trapezoid, is large enough for the whole class to see if you were to project this. An explanation at...
Lesson Plan
Curated OER

Connecting With Coordinates

For Teachers K - 2nd
Play a coordinates game to encourage collaborative learning and grid use! Learners plot points on grids and play a game that challenges them to locate a specific point on a coordinate grid by using horizontal and vertical movements.
Graphic
Math Salamanders Ltd.

2D Shapes Circles

For Students Pre-K - 1st Standards
In this circles worksheet, students view a set of circles of different sizes. The worksheet is only for reference and does not have associated activities.
Worksheet
Math Salamanders Ltd.

2D Shape Sheet Squares

For Students K - 2nd Standards
In this squares activity, students can either count the squares or cut the squares on this sheet. Students cut or count 15 squares.
Lesson Plan
Curated OER

Backpacking - Lesson 5 - Getting in Shape for the Trail

For Teachers 9th - 12th
Do you have to be in decent condition to go on a weekend backpacking trip? This resource stresses the importance of fitness in backpacking. There are many ways to get the legs, the lungs, and the heart ready for a strenuous excursion....
Worksheet
Curated OER

Madeline Coloring Sheet

For Students 2nd - 5th
Young artists draw a picture of what magical things can were seen in Washington D.C. while traveling along a magic tide. 
Worksheet
Curated OER

Geometric Shapes: Review of 2D and 3D Figures

For Students 5th - 6th
In this geometric shapes worksheet, students identify 4 drawings as polygons or not, 1 drawing as regular or not and then write the name of 3 solid figures.
Worksheet
Curated OER

Three-dimensional Shapes

For Students 6th
In this three-dimensional shapes worksheet, 6th graders identify and complete 4 different questions that include various types of three-dimensional shapes. First, they identify the shape illustrated as it relates to a cube. Then,...
Interactive
Concord Consortium

Energy Levels of a Hydrogen Atom

For Students 9th - 12th
Tired of blowing up countless balloons to illustrate orbital shapes around an atom? Give your lungs a break and use an interactive instead! Learners observe s, p, d, and f orbitals through the first four energy levels using hydrogen as a...
Assessment
CPALMS

2D Rotations of Triangles

For Students 9th - 12th Standards
Where does the line of rotation need to be to get a cone? Pupils respond to three questions involving rotating a right triangle about different lines. The scholars describe the solid created along with providing details about its...
Interactive
Concord Consortium

Electron Geometry

For Students 9th - 12th
It's time to whip your chemistry class into shape! Begin your study of molecular geometry with a colorful, 3-D interactive. The resource shows models of linear, trigonal planar, and tetrahedral molecules.
Lesson Plan
Curated OER

Mirror, Mirror

For Teachers 5th - 6th
Geometry students use hinged mirrors to discover that the regular polygons are composed of triangles tessellating around a center point. They sketch triangles on paper models of the regular polygons having 3 to 10 sides and compute the...
Worksheet
Curated OER

Evaluating Expressions

For Students 8th - 9th
In this evaluating expressions worksheet, students solve and complete 50 various types of review problems. First, they complete each sentence and define the listed terms. Then, students evaluate each expression for the given values. They...
Lesson Plan
Curated OER

Does Your Field Measure Up

For Teachers 9th - 11th
Students measure angles using a plane table kit. In this geometry lesson plan, students use trigonometric identities to find the values of the length of a football field.
Lesson Plan
1
1
Curated OER

Transformations - Rotations in the Coordinate Plane

For Teachers 8th - 11th Standards
In this geometry lesson, math scholars brainstorm examples of rotations.  Using the SMARTboard, students observe a rotation. They create their own rotation using graph paper. Finally, pupils complete a worksheet and graph rotations.
Lesson Plan
Curated OER

Points, Lines, Planes, and Space

For Teachers 9th - 12th
For this points, lines, planes, and space worksheet, students solve word problems dealing with points, lines, planes, and space. Students complete 20 individual problems and 20 group problems.
Lesson Plan
Curated OER

Measuring Area: Sensible Flats

For Teachers 3rd - 6th
Here's how to calculate the areas of polygonal figures. In this measuring area lesson, upper graders use hash marks to create and count square units. They also problem solve a cyberchase activity watching Quicktime videos.

Other popular searches