Curated OER
Geometry: Lesson 2
Eighth graders engage in a lesson that is concerned with examining two dimensional figures with different properties that include circles, triangles, queadrilaterals, etc... They identify the types of figures that is identified as polygons.
Curated OER
Shape & Form
Students analyze the difference between shape and form. They identify, explain and use the basic elements of design and determine that forms are three-dimensional and shapes are two-dimensional. They sketch it on their paper and then...
Curated OER
Polygons and Angles
Sixth graders estimate the measurement of angles and then measure the exact distance using an angle ruler. In groups, they explore shapes and recognize the characteristics acute, obtuse and right angles. Students sketch required shapes,...
Curated OER
Tetrominoes Cover-Up
Third graders are given square tiles and participate in a demonstration on how to arrange them. Using the tiles, they work with a partner to discover how many two-dimensional tetrominoes they can create. To end the instructional...
Curated OER
Math: a World of Symmetry
Students expand their knowledge of quadrilaterals and identify basic symmetrical forms. Over three weeks, they explore the math, application, and discussion of symmetry. After conducting Internet research, students create symmetrical...
Curated OER
Plane Weather
Students examine the important issue of plane safety. In groups, they are introduced to how NASA determines if it is safe to fly on a particular day given certain conditions. They use the internet to research the types of tools and...
Curated OER
Using Polynomials To Find Perimeter
Fifth graders engage in the solving of a real life application problem using the concept of calculating perimeter. They apply the operations of calculating with the polynomials for finding the perimeter of triangles,quadrilaterals, and...
Curated OER
Perimeters, Patterns, and Conjectures
Students discover patterns and write conjectures relating to perimeters and polygons. Working in cooperative learning groups, they use manipulatives and graphic organizers to solve problems then answer a series of questions in which they...
Curated OER
Algebra: Brackets
Pupils review and practice negative numbers, rules of signs and of brackets that include addition, subtraction, multiplication and division. Included in this lesson is polygons and expanding brackets. Mastery of mathematical language is...
Curated OER
How is our place connected to other places?
Second graders conduct a survey, they record their data with the help of maps. They use an aerial photo or Ordnance Survey map, 2nd graders pinpoint specific places and add them to a legend using the drawing tools. Students use...
Curated OER
Straws and Shapes
Learners investigate the concepts related to observing two dimensional objects. They also build three dimensional objects using the two dimensional objects. The students give an oral or written explanation for how the pieces fit together...
Curated OER
Fashion Day
Eighth graders practice using basic measurements to solve word problems.They also investigate finding the perimeter of different polygons and define the characteristics to classify the shape as a polygon.
Curated OER
Geometry in the Constellations: The ER-2
Students discuss reasons to record the location of stars. They view a picture of the night sky, and discuss constellations. Students complete a worksheet of the various shapes they see in the constellations.
Curated OER
Angles, Parallel Lines, and Polygons
Students examine how to investigate polygons using an instrument of their own construction. They should be able to prove the general formula for the number of degrees in any polygon (including a triangle). Finally they investigate an...
Curated OER
Tessellating Art
Fourth graders create artwork showing their own unique tessellating shapes. They apply the symmetries of a regular polygon and describe the reflection or rotational symmetry of a figure or object. They share their art work with the class.
Curated OER
Angles in Art Lesson
Students examine the correlation between art and math. Using their computers, students construct and measure angles. Students identify the properties of angles and polygons. They engage in the Angles program on their Palm and use the...
Curated OER
Rap-Tap-Tap
Fifth graders investigate incline planes and wedges. They identify a variety of incline planes and wedges that are found all around them. Students record their findings using a worksheet.
Curated OER
Characteristics of Polygons
Fourth graders discuss characteristics of polygons and organize and visualize those characteristics using Kidspiration. Students import pictures that demonstrate the characteristics and save their projects to be reviewed and graded by...
Curated OER
Polygons
Second graders view a PowerPoint presentation on Identifying Polygons by their number of sides and their individual properties. They separate polygon tiles into groups by their attributes.
Curated OER
Polygons
Middle schoolers work together to create mobiles with different polygons. They research the polygon and list its characteristics. They may present to the class if they chose to.
Curated OER
Don't Box Me In
Learners explore the relationship between flat and three-dimensional shapes. They identify the names of 3-D shapes and construct cubes from squares.
Curated OER
Words in the News: Venezuela Plane Crash
Students discuss what can go wrong during a plane flight. In groups, they work together to match new vocabulary words to their definition. They read an article about a plane crash in Venezuela and answer questions.
Curated OER
Castles
Young scholars create a scale model to a castle using the dimensions they were given. They calculate the surface areas and volumes of each section of their castle.
Curated OER
Tunnel Traps
Students identify shapes that match specific shape descriptions involving a range of geometric terms and correct polygon names. They utilize a mathematics educational software program to gain practice.