Curated OER
CSI Investigation of Congruence and Similarity
Students differentiate between similarity and congruence using polygons. In this geometry lesson plan, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
Curated OER
Using Geometric Shapes in Architecture
Third graders identify two and three dimensional shapes used in architectural designs by viewing images on the Internet. In this geometry lesson, 3rd graders create their own building designs and identify the geometric shapes that...
Curated OER
Navajo Rug
Navajo art incorporates many fascinating shapes and designs. In this shapes lesson, students explore how shapes may be combined to create art and architecture. They also discover shapes in the world around them.
Curated OER
Nets, Surface Area and Volume
Learners calculate the surface area and volume of a sphere. In this geometry lesson, students define nets, surface areas and volume of prisms, pyramids, cylinders and cones. They use the computer to create nets and analyze shapes.
Curated OER
The Exchange, Destruction and Reconstruction of Architectural Signs and Symbols in Mexico-Tenochtitlan: A History of Order and Power
Fifth graders use the internet to research the history of cultures throughout the world. In groups, they disucss the meaning of various symbols and view Tenochtitlan as a center of power and wealth. They use everyday materials to...
Curated OER
Falling Into Geometry Through Paper Art
Students explore geometric shapes. In this kindergarten geometry lesson, students create a fall quilt consisting of three different paper geometric quilt squares that when assembled form a scarecrow, a pumpkin, and a crow. ...
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Parallel and Perpendicular Lines
Learners study parallel and perpendicular lines. In this parallel and perpendicular lesson, pupils explore 2-D shapes and determine if the sides are parallel or perpendicular.
Math Worksheets Land
The Area of Rectangles - Guided Lesson
Geometry novices will enjoy this approach to finding area, as they aren't required to include units or a formula. The main objective here is to segment a rectangle into columns and rows to create squares, which then are used to find the...
Curated OER
The Building Blocks of Geometry
Fifth graders explore geometric building blocks in the real world in order to describe the characteristics and relationships of points, lines, line segments, rays, and planes. This is the first lesson plan in a series of lessons in...
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Areas and Volumes
Tenth graders calculate the area and the volumes of polygons. In this geometry lesson, 10th graders review the formulas used to solve for the area and volume and explain to the class how they arrived at their answer. They search online...
Curated OER
Inequalities and Triangles
Learners prove and apply theorems of triangle inequality and hinge theorem. In this geometry lesson, students will discuss which triangle is bigger and why. They will use theorems, such as Exterior Angle Inequality or the Pythagorean...
Curated OER
Cross That Bridge
Students create paper bridges. For this geometry and architecture lesson, groups use legal paper and paper clips to design a bridge that will hold 100 pennies. Links to mini-lessons exploring stability of different geometric figures and...
K12 Reader
Basic Geometry Terms
Set your pupils up to start on geometry by teaching them some introductory terminology. Pupils learn the terms by reading a short passage and looking at examples. They then respond to five questions related to the text.
Curated OER
Geometric Shapes at the OK Corral
Students explore geometric shapes. For this math lesson, students identify geometric and non-geometric shapes using the computer. Students research geometric shapes in art and architecture.
Curated OER
The Area of Rectangles
Intended for beginners to geometry, an area of a rectangle problem has scholars draw out the units within the shape. They segment it into four rows and six columns to determine how many squares the rectangle is made of and, eventually,...
Curated OER
Marshmallow Towers
Students explore geometry by completing a marshmallow activity in class. In this architecture instructional activity, students identify the jobs of civil engineers and architects while identifying different geometric shapes as well....
Curated OER
The Strongest Shape
Students work collaboratively to design and construct a roof out of Legos for a house that was built in a previous lesson. The roof must be structurally sound and pass certain criteria determined by the teacher.
Curated OER
Imaginary Spaces: Designing a Play Space
Students apply their enthusiasm for imaginary play to create their own imaginary play space. In this novice architectural design instructional activity, students arrange and glue pre-cut foam shapes to a cardboard base to set up their...
Curated OER
Building Homes
Students investigate architecture and construction by building a home from cardboard tubes. In this housing lesson, students collaborate in groups to plan and create buildings they can fit in made from cardboard tubes, newspaper...
Curated OER
Fly, Fly Away
Students use materials from their own environment to design a kite. In this kite design lesson, students research the history of kites and obtain a formal mathematical definition of a kite. Students sketch kite designs after discovering...
Curated OER
Symmetry in Paper Airplanes
Students explore symmetry. In this geometry and scientific inquiry lesson, students design paper airplanes with middle line symmetry, as well as right, obtuse, and acute angles. Students measure the plane's angles using a...
Curated OER
Numbers in Art
Students choose a number from one to twelve and tell a number story about it. They listen to the teacher read "Numbers in Art" by Lucy Micklethwait. Students choose three numbers from one to twelve and view works of art while looking for...
Curated OER
Triangles in Architecture
Students find triangles in the real world. In this geometry lesson, students analyze and identify properties of two and three-dimensional objects. They differentiate between similarity and congruence.
Curated OER
Molecular Architecture
Students cuminate their study of molecular structure and bonding with this activity.