Worksheet
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Area of Triangles

For Students 5th - 6th
In this area worksheet, students calculate the area of 4 triangles, writing answers in rectangles beneath each triangle. A reference web site is given for additional activities.
Worksheet
Curated OER

Area of Triangles

For Students 4th - 6th
In this area of triangles activity, students calculate area for a set of 4 triangles, writing total area beneath each. A reference web site is given for additional activities.
Worksheet
Curated OER

Area of Triangles

For Students 5th - 6th
In this area of triangles worksheet, students calculate the area of 4 given triangles, writing the answers in rectangles beneath each. A reference web site is given for additional activities.
Worksheet
Curated OER

Angles-Greater Than, Less Than or Equal To 90 Degrees?

For Students 5th - 6th
In this angles worksheet, students determine whether given angles are greater than, less than or equal to 90 degrees, checking the appropriate answer. A reference web site is given for additional activities.
Worksheet
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Identify Different Types of Angles

For Students 5th - 6th
In this angles worksheet, students identify a set of 4 given angles as either obtuse, acute, right or straight, checking the correct box next to each. A reference web site is given for additional activities.
Worksheet
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Identify Different Types of Angles

For Students 5th - 6th
In this types of angles worksheet, students identify types of angles as either acute, obtuse, straight or right. A reference web site is given for additional activities.
Worksheet
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Determining Angle Measurements

For Students 5th - 6th
In this angle measurement instructional activity, learners write either 90, 180, 270 or 360 degrees as the correct measurement for given angles. A reference web site is given for additional activities.
Worksheet
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Naming Angles

For Students 5th - 6th
In this angles worksheet, students name a set of angles using the correct math symbol from a set of 5 choices. A reference web site is given for additional activities.
Worksheet
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Reflection, Translation and Rotation

For Students 4th - 6th
In this reflection, translation and rotation worksheet, students determine which of these things have been done to s set of figures. A reference web site is given for additional activities.
Worksheet
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Reflection, Rotation or Translation?

For Students 4th - 6th
In this reflection, rotation and translation worksheet, students determine which has been done to a set of 6 figures. A reference web site is given for additional activities.
Worksheet
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Perimeter and Area #3

For Students 4th - 6th
In this perimeter and area worksheet, students  find area and perimeter of 9 figures. A website reference for additional activities is given.
Worksheet
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Perimeter and Area

For Students 6th - 8th
In this perimeter and area worksheet, middle schoolers find the perimeter and area of complex figures. Students complete 9 problems total on this worksheet.
Lesson Plan
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Impossible Graphs

For Teachers 6th - 8th
Students practice plotting functions on the Cartesian coordinate plane while participating in a discussion about the Possible Or Not worksheet/activity. Students also use the Impossible Graphs worksheet to practice reading a graph,...
Lesson Plan
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Solids...Volume and Surface Area

For Teachers 5th - 10th
In this volume and surface area worksheet, students find the volume and surface area of different solid figures. Students complete 8 problems.
Lesson Plan
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Tangrams

For Teachers 4th - 12th
Students construct tangram pieces. Then they make observations and explore patterns with the pieces.
Lesson Plan
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Archeologist Frieze Patterns

For Teachers 6th - 12th Standards
Learners construct frieze patterns using translations and rotations. They will discuss how frieze patterns are similar to jigsaw puzzles and use Cabri Jr. to build a triangle frieze pattern using rotations, translations, and reflections.
Lesson Plan
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Tessellations

For Teachers 3rd - 6th
Learners learn and review basic geometric terms, definitions, and theory, including regular polygons, lines, angles, points, etc. They make a tessellating stamp and create a repeating work of art.
Lesson Plan
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Volume and Surface Area of Right Rectangular Prisms

For Teachers 6th - 8th
Students identify the formulas for three-dimensional figures. They use manipulatives to model problems. Students create foldables and explain volume and surface area. Students complete worksheets and classify solids. Students sing a...
Lesson Plan
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Equations in Motion: Design and construct a mobile

For Teachers 6th - 9th
Students participate in a lesson plan that covers the concepts of solving equations and inequalities. To master the concept they must demonstrate visually and verbally how both sides of an equation must be balanced. They construct a...
Lesson Plan
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What are Fractals?

For Teachers 6th - 12th
Middle and high schoolers identify and analyze fractals and research information using the Internet to locate information about them. They look at fractals in relation to nature and other real world situations. Pupils create several...
Lesson Plan
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Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Students study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Students complete worksheets based on Geometric Fractals.
Lesson Plan
Mathematics TEKS Toolkit

Grade 6: Exploring c/d = pi

For Teachers 6th Standards
Introduce your math class to the perimeter of a circle. Teach them that pi describes the relationship between the circumference and the diameter. As a hands-on investigation, pairs or small groups use string to compare these two values...
Lesson Plan
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Tessellating Ceiling Tiles

For Teachers 5th - 7th
Learners transform polygons.  In this tessellating instructional activity, students design a picture containing a translation and a rotation.  They create a template of a translation or a rotation.  Learners tessellate and...
Lesson Plan
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Perimeter, Area and Volume

For Teachers 6th - 8th
Middle schoolers compute area.  In this perimeter, area and volume lesson, students examine given objects and determine the perimeter, area, and volume of each. 

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