Curated OER
Lewis Structure Worksheet
In this chemistry worksheet, students draw the Lewis structures of 9 compounds and polyatomic ions, identify their molecular shapes and polarity.
Curated OER
Compare Area and Perimeter of 2D Shapes
In this area and perimeter activity, students compare area and perimeter of pairs of figures, determining which has either the greatest area or perimeter. A reference web site is given for additional activities.
Curated OER
100 Patch Geometric Quilts
Students identify geometric patterns in quilts. In this geometry lesson, students view various types of quilts and identify the geometric shapes. Students construct one hundred patch paper quilts using geometric shapes.
Curated OER
Planes and Lines
In this geometry learning exercise, 10th graders determine the number of planes that can pass through a given point and are perpendicular to a given line. The one page learning exercise contains one multiple choice question. ...
Curated OER
Angle Bisectors
In this angle bisector worksheet, 10th graders solve and complete 23 various types of geometry problems. First, they find the angles listed in the figure shown. Then, students determine the sum of the interior angles of a polygon. They...
Curated OER
Geometric Concepts and Polygons
In this geometry instructional activity, students identify the altitude, perpendicular bisector, median, angle bisector and the area of different polygons. There are 33 problems.
Curated OER
Algebra/Geometry Institute Summer 2007 - Perimeter of Polygons
Sixth graders find the perimeters of polygons and use perimeters to form polygons. In this perimeter lesson, 6th graders study vocabulary associated with finding perimeter such as polygon, line segment, variable, and formula. They make...
Curated OER
Identify Polygons: Algebra/Geometry Institute
Eighth graders classify geometric figures. In this polygon lesson, 8th graders identify given geometric figures. They compare and contrast different polygons. Students name line segments, identify parallel lines, and...
Scholastic
Study Jams! Perimeter
Follow this engaging slide show on the calculation of polygon perimeter with some hands-on measurement of perimeters to solidify the concepts. On this webpage there are interactive assessment questions and links to related resources by...
Curated OER
Small and Large Squares
Young mathematicians classify squares according to attributes. They sort squares according to specific attributes. Students explore squares in repeating patterns and order squares according to size. Engaging extension activities are...
Curated OER
Revise Identifying 3-D Shapes pg 2
3-D shapes identification is the focus of this geometry activity. Students determine the name of eight different 3-D shapes. Answers appear at the end of the activity.
Curated OER
Geometry
Students build replicas about nature and sports. In this geometry lesson plan, students build 3D replicas of nature and sports objects in teams.
Curated OER
Classifying Solids
In this geometry activity, students write the name of the shape, and identify the number of vertices, edges, and faces for 6 e-dimensional shapes. Students draw 3 shapes, and classify groups of pictures.
Curated OER
Geometry
In this line and angles instructional activity, students explore basic geometry vocabulary. They classify polygons. Students determine the area and perimeter of given shapes. They examine the parts of a circle,...
Mrs. Burke's Math Page
The Amazing Pi Race
Add a sense of excitement to your math class with this race across the country. Using their knowledge of all things circular, young mathematicians work in pairs answering a series of pi-related word problems as they hop from one city to...
Curated OER
Pattern Block Fractions
Fourth graders participate in a lesson that is about the finding of different fractional sizes with the help of pattern blocks. They define the vocabulary terms of numerator and denominator. The lesson also uses geometry and relates it...
Curated OER
Area and Perimeter
Learners find the area and perimeter of regular polygons and composite figures and examine the effect on the area and perimeter of a figure if the dimensions are multiplied by a constant. The nine page worksheet contains thirty-seven...
PBS
Using Symmetry to Create Corporate Logos
Young mathematicians investigate the use of symmetry in graphic design. After first learning about reflection, translational, and rotational symmetry, children use this new knowledge to identify symmetry in letters of the...
Curated OER
Perimeter, Area, Volume, and Surface Area
For this geometry activity students solve problems involving perimeter, area, volume, and surface area for various geometric shapes. The four page activity contains twenty-five problems. Answers key is provided.
Curated OER
Cutouts
Students identify symmetry in shapes. For this geometry lesson, students fold paper to identify lines of symmetry. Students create various symmetrical shapes using folded paper.
Curated OER
Symmetry and Symbols
Students identify symmetrical and congruent elements in folk art. In this art and geometry instructional activity, students examine pictures of Masonic Plaque in the Form of a Royal Arch Tracing Board for evidence of congruent and...
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
A Snap at Geometry
Students study geometric images and polyhedrons. In this geometry lesson, students complete several activities to learn about geometric shapes and classify polyhedrons from polygons. Students watch a video, complete a web-directed...
Curated OER
Math-Geometry: Area and Perimeter
Upper graders measure the area and perimeter of several items. In this area and perimeter lesson, learners engage in measuring area and perimeter in several scenarios. Full-group instruction requires students to listen to instruction and...