Lesson Plan
Curated OER

Ship Shape

For Teachers 2nd
Second graders explore shapes. After reading books about shapes, 2nd graders describe the properties of various shapes. They identify shapes if they have been rotated, flipped, or slid. Students create shapes using drawings and geoboards.
Lesson Plan
Curated OER

Constructions of Isosceles and Equilateral Triangles

For Teachers 4th - 9th
Students explore the difference between drawing and constructing a triangle utilizing The Geometer's Sketchpad on the computer. They create, develop and script constructions for both isosceles and equilateral triangles. Each student has...
Lesson Plan
Curated OER

Exploring the Hinge Theorem

For Teachers 9th - 10th
Students explore the application of Hinge Theorem. In this geometry lesson, students write inequalities, given two sides of a triangle. They solve problems with triangular inequalities using the proper theorem.
Lesson Plan
Curated OER

TAKS 5th Grade Daily Upkeep 9

For Teachers 5th
For this mixed math review worksheet, 5th graders solve a fraction problem, find the difference between decimals, and determine a true statement about a geometric shape. They choose the answer to multiple choice questions.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 1, Lesson 1: Math in Motion

For Teachers 2nd
Second graders, through large screen monitor, study geometric design. They participate in a diagnostic assessment in which they use pnecils, scissors and paste.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 3, Lesson 15: The Quiltmaker's Gift

For Teachers 2nd - 3rd
Students listen to a read aloud of The Quiltmaker's Gift by Jeff Brumbeau finding examples of symmetry in the illustrations in the book.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 3, Lesson 16: The ABC of Symmetry

For Teachers 2nd - 3rd
Students follow directions in the ABC of Symmetry to make a butterfly which shows a line of symmetry.
Lesson Plan
Curated OER

Tangram Tantrums

For Teachers 4th - 6th
Young scholars discuss tangram vocabulary, and act out slide, flip, and turn. They observe tangram puzzles on a web page, and solve their own tangram puzzles.
Lesson Plan
Curated OER

Teaching the Bell Tetrahedral Kite

For Teachers 4th - 8th
Students complete readings on kite making and kite flying. They analyze how the parts of a system interconnect and influence each other. Students identifies and uses color and form in a 3D artwork.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 2, Lesson 8: Can You Please Give Me Directions?

For Teachers 2nd - 3rd
Students participate in a guided reading experience by following directions to cut out tangrams. They listen to the directions and cut as the reading progresses.
Lesson Plan
Curated OER

Ant Farm Fun

For Teachers 3rd
Third graders investigate ants and anthills in this series of lessons. They create their own Ant Farm.
Worksheet
Curated OER

Drawing Quadrilaterals

For Students 6th - 8th
In this math worksheet, learners draw quadrilaterals and also find the sums of the inner angles for each. They practice drawing rhombuses as unique quadrilaterals.
Lesson Plan
Curated OER

Quadrilateral Review

For Teachers 8th - 10th
Students identify the properties of quadrilaterals. In this geometry lesson, students investigate the history of quadrilaterals and different types of quadrilaterals. They identify the length and mid-segment of each shape.
Lesson Plan
Curated OER

Designing a Quilt Pattern

For Teachers 8th - 12th
Students create and color a one-patch quilt design based upon a regular hexagon. They examine quilts and photos of quilt designs, read a handout, and complete their quilt design on a worksheet.
Worksheet
Curated OER

The Quadrilateral Family

For Students 10th
For this quadrilaterals worksheet, 10th graders solve and complete 10 different problems that include identifying various quadrilaterals. First, they indicate whether the statements are true or false for each. Then, students determine...
Worksheet
Curated OER

Polygons

For Students 5th - 7th
In this polygon worksheet, students draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
Lesson Plan
Curated OER

Spring Doesn't Bug Me

For Teachers 3rd - 4th
Pupils make a ladybug art item using math vocabulary and measurements of circles. Ladybugs are made using a compass. Once the bug is complete, attach a previously-written Haiku to it.
Lesson Plan
Curated OER

Quadrilateral Clues

For Teachers 4th - 5th Standards
Fourth and fifth graders work in pairs  explore quadrilaterals. In this problem-solving activity, learners participate in hands-on activities that require them to identify, describe, compare, and classify quadrilaterals. This is...
Lesson Plan
Curated OER

Geometry of Triangles - Week 6

For Teachers 10th - 12th
In this triangle worksheet, students explore the characteristics of triangles. They find the area of a pentagon, lengths of the sides of a triangle and the area of a quadrilateral. This two-page worksheet contains seven problems.
Lesson Plan
Curated OER

Regents Exam Questions GG 10: Solids

For Teachers 10th - 12th
In this solids worksheet, students identify true statements that match a given solid. They identify parallel lines. This two-page worksheet contains four problems. Answers are listed on the last page.
Lesson Plan
Improving Measurement and Geometry in Elementary Schools

The Sum of the Interior Angles of a Polygon

For Teachers 4th - 5th Standards
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...
Worksheet
Curated OER

Transformations

For Students 7th - 10th Standards
In this transformations worksheet, pupils draw the transformations of the triangles and parallelograms in graphs. They complete four drawings.
Lesson Plan
Curated OER

Volume and Surface Area

For Teachers 5th - 6th
Students explore volume and surface area. In this math lesson, students fill boxes with cubes to identify the volume of the boxes. Students discuss area.
Lesson Plan
Curated OER

Shadow Casting

For Teachers 8th
Eighth graders use a meter stick that is placed on a horizontal surface and an object is moved along it so that the shadow length can be measured at different distances from the light source. They solve real-world problems involving...