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Lesson Plan
Curated OER

Molecular Models Laboratory

For Teachers 10th - Higher Ed
Students use models to visualize molecular structures. Students read about Lewis dot structures, hybridization, and formal charge. Then students build and draw the molecules and ions given. Students complete 11 pre-lab questions and 4...
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Lesson Plan
Curated OER

Graph Figures From Equations

For Teachers 9th - 12th
Students explore the concept of graphing figures from equations. In this graphing lesson, students use Microsoft Math to graph figures from equations and write equations from graphed figures.
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Lesson Plan
Curated OER

Molecular Origami

For Teachers 9th - 12th
Learners construct an origami models of different molecules. In this chemistry lesson plan, students explain what expansive soils are made up of. They discuss what happens when this expansive soil expands or shrinks.
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Worksheet
Curated OER

Geometry: Angles

For Students 11th - 12th
In this angle worksheet, learners find the value for a given variable. They use similar figures, alternate interior angles, side angle side, and other geometric theorems and proofs to determine the value of the given variable. This...
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Worksheet
Curated OER

Geometry Circles

For Students 9th - 11th
In this circle worksheet, students find the measure of identified angles. Students are given the measurement of arcs and of the central angle in a circle. This two-page worksheet contains 45 problems. Answers are provided on page two...
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Worksheet
Curated OER

Geometry

For Students 1st
In this shapes activity, 1st graders look at 3 sets of different shapes. Students identify each set of shapes as hexagons, pentagons and/or octagons.
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Worksheet
Curated OER

Geometry: Shapes and Pictures

For Students 4th - 5th
For this geometric shapes worksheet, students analyze 6 photographs of real life objects. Students write the name of the geometric shape or figure that fits each picture.
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Lesson Plan
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Geometry Practice GG10: Prisms

For Teachers 10th - 12th
In this prisms worksheet, students identify the number of faces in a prism.  They locate the parallel edges.  Students determine the names of prisms.  This two-page worksheet contains 3 problems.  Answers are...
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Worksheet
Curated OER

Geometry: Congruent Figures

For Students 4th - 5th
In this congruent activity, students identify congruent figures in a given set of shapes. A reference website for additional resources is given.
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Worksheet
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Geometry - Symmetry

For Students 2nd - 3rd
For this symmetry worksheet, students choose shapes in each problem that are either symmetrical or not symmetrical. Students complete 4 problems.
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Worksheet
Curated OER

Geometry--Symmetry

For Students 2nd - 3rd
In this symmetry worksheet, students identify and circle the shapes that are symmetrical in a set. There are four multiple choice questions.
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Lesson Plan
Curated OER

Geometry Shapes

For Teachers 2nd - 5th
Students create various geometric shapes with their younger grade "buddy partners." They identify and discuss various geometric shapes, and using gumdrops or marshmallows and toothpicks, construct different flat and three-dimensional...
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Worksheet
Curated OER

Geometry: Flip, Turn or Slide?

For Students 4th - 6th
In this flip, turn or slide instructional activity, students determine which has been done to a set of letters written on grids. A reference web site is given for additional activities.
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Lesson Plan
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Wallpaper and Tessellations

For Teachers 2nd - 5th
Students learn about and make tessellations.  In this geometry lesson, students watch a video about wallpaper tessellations and use a handout to learn about tessellations. Students make an irregular tessellation.
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Lesson Plan
Curated OER

Investigating Tessellations in 2 Dimensions

For Teachers 2nd - 5th
Learners analyze tessellations.  In this geometry lesson, students discover which shapes can or cannot be used to create a tessellation.  Learners watch a video, then create their own tessellations.
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Worksheet
Curated OER

Angle Bisectors

For Students 10th
In this angle bisector learning exercise, 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...
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Lesson Plan
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Area and Perimeter of Polygons

For Teachers 10th
In this geometry worksheet, 10th graders calculate the perimeter and area using the specific formula for that polygon. There are 5 questions with an answer key.
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Lesson Plan
Curated OER

Regular Pyramids

For Teachers 10th
For this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid.  The one page worksheet contains two multiple choice questions.  Answers are included. 
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Worksheet
Curated OER

Regular Pyramids

For Students 10th
In this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid.  The one page worksheet contains a combination of three multiple choice and free response questions.  Answers are...
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Worksheet
Curated OER

Volume of a Prism

For Students 10th
For this Geometry worksheet, 10th graders determine that two prisms will have equal volumes if their bases have the same area and their altitudes are the same.  The one page worksheet has one problem with the solution. 
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Worksheet
Curated OER

Angle Pairs: Vertical Angles

For Students 10th
For this geometry worksheet, 10th graders define vertical angles as it relates to interesting lines. There are 24 problems about solving vertical angles.
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Worksheet
Curated OER

Chapter 7 Final Review Extra Problems

For Students 9th - 11th
In this Geometry review worksheet, students describe the relationships of two common triangles. They find the area of a segment created by a given sector of a circle for two circles. Students find the length of an arc bounded by the...
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Worksheet
Curated OER

Geometric Concepts and Polygons

For Students 9th - 11th
In this geometry worksheet, learners identify the altitude, perpendicular bisector, median, angle bisector and the area of different polygons. There are 33 problems.
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Worksheet
Curated OER

Planes and Lines

For Students 9th - 11th
In this geometry worksheet, students identify the plane that passes through a point and define the theorem that represents parallel and perpendicular lines. There is an answer key.

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