Lesson Plan
Curated OER

Sextant Measurements

For Teachers 6th - 8th
Middle schoolers create a sextant. Using their sextant, students measure the height of tall objects. Middle schoolers explore how sailors used sextants to identify their location on the ocean. They research how sextants are created.
Lesson Plan
Curated OER

Math is Beautiful

For Teachers 4th - 7th
Students explore how geometry is used on the composition of artworks by artists from different cultures. This activity is equally suited for a Math or Art classroom at the late-elementary or early-middle school level.
Lesson Plan
Curated OER

Math All Around Us!

For Teachers 6th - 8th
Students find math concepts in every day items. In this math concept lesson, students take ten photographs of things they find interesting. They analyze the photographs to find hidden math concepts such as counting, lines, angles,...
Worksheet
Curated OER

Estimating, Measuring and Naming Angles

For Students 5th - 6th
In this angle worksheet, students first estimate, then measure within 15 degrees and name a set of 3 angles. A reference web site is given for additional activities.
Lesson Plan
Curated OER

Math: Equal Area Triangles

For Teachers 6th - 8th
Pupils examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students explain...
Worksheet
Math Mammoth

Triangles 1

For Students 5th - 9th
In this triangles worksheet, students measure and calculate the measurements of eight triangles, their sums and classify the triangles as acute, obtuse or right.
Lesson Plan
Curated OER

Mass: Applying and Interpreting

For Teachers 4th - 6th
Young scholars rotate through six studying stations solving problems that involve applying and interpreting aspects of mass. They solve various word problems, and measure the contents of cans and calculate the mass of two cans.
Lesson Plan
Curated OER

How Does Your Garden Grow?

For Teachers K - 6th
Students construct and maintain a school garden. In this gardening instructional activity, students plan the construction of the garden by writing letters to local businesses asking for supplies and materials; students build the garden...
Lesson Plan
Curated OER

Show Me the Way To Go Home

For Teachers 6th - 8th
Learners place a pencil perpendicular to the ground and trace its shadow between 11:30 AM and 12:30 PM. They measure the length of the shadow, periodically over several hours, in either English or Metric units. Using the data, they find...
Lesson Plan
Curated OER

Reflections Of

For Teachers 4th - 6th
Students create angles using mirrors. In this angle reflection instructional activity, students draw angles, then use mirrors to create angles using reflections and measure the new angles.
Worksheet
Curated OER

Naming Angles

For Students 5th - 7th
In this geometry instructional activity, students solve 6 problems in which an angle is analyzed. From 5 choices, students circle the correct math symbol that names the angle. There are no examples or explanations for the symbols, which...
Lesson Plan
Curated OER

Estimating Angles

For Teachers 6th
Sixth graders estimate the measurement of angles and linear distance from one point to another. Using a specified website, 6th graders play a game of "Golf" where they enter the angle and distance a ball must be hit. Upon completion of...
Worksheet
Curated OER

Quadrilaterals and Other Polygons: Practice

For Students 5th - 6th
In this polygons activity, students classify each polygon in as many was possible. Students then write polygon or not a polygon to classify each figure. Students find the measure of the missing angles and complete two test prep questions...
Assessment
Bowland

Rods and Triangles

For Teachers 6th - 9th
Scholars explore triangles with rods of different lengths. Using rods of 2, 4, 6, 8, and 10 cm class members build as many different types of triangles as they can. They also describe properties of these triangles and determine...
Lesson Plan
1
1
National Security Agency

Partying with Proportions and Percents

For Teachers 6th - 8th Standards
Examine ratios and proportions in several real-world scenarios. Children will calculate unit rates, work with proportions and percentages as they plan a party, purchase produce, and take a tally. This lesson plan recommends five...
Worksheet
Math Mammoth

Classify The Triangles

For Students 6th - 8th
In this math worksheet, learners measure all the angles in these triangles. They also calculate the sum of the angles and classify the triangles.
Lesson Plan
Shodor Education Foundation

Surface Area of Rectangular Prism

For Teachers 6th - 8th Standards
With this interactive lesson, learners compute the surface area of rectangular prisms. They visit an online investigation applet and record data on the provided handout. Pair this lesson with the volume lesson by the same publisher as an...
Lesson Plan
Curated OER

Angles: Angles, Angles, Everywhere

For Teachers 6th - 8th
Students estimate and accurately measure the size of angles communicate with the appropriate geometric terms and symbols to describe and name angles, lines, line segments, rays
Lesson Plan
Curated OER

Angle Benchmarks

For Teachers 6th
Sixth graders discuss the characteristics of specific angles and then use the information to to identify and estimate given angles. The class goes outside, identifies north, and turns a specified amount of degrees. Using a given compass,...
Lesson Plan
Curated OER

Reflection of Light With Two Plane Mirrors- Double Mirrors Placed at a Number of Angles

For Teachers 5th - 8th
Students place two plane mirrors at different angles to experiment with reflection. They make kaleidoscopes and periscopes.
Lesson Plan
Curated OER

Measuring the Earth (Eratoshenes' method)

For Teachers 6th
Sixth graders engage in problem solving, communicating, reasoning, and connecting to represent and solve problems, using geometric models.
Lesson Plan
University of Nottingham

Drawing to Scale: A Garden

For Students 6th - 9th Standards
See how design and geometry go hand in hand. The activity asks learners to use geometry to design a backyard garden given dimensions of each feature. Scholars work with ratios and scale to develop an accurate scale drawing that includes...
Worksheet
Curated OER

Problems!!!

For Students 5th - 8th
In this word problems worksheet, students read word problems about one person telling the truth and one telling a lie and they figure out which is which. Students complete 4 problems.
Lesson Plan
Curated OER

Discover the Pythagorean Theorem

For Teachers 6th - 8th
Students explore the Pythagoras theorem. In this geometry activity, students make right triangles and identify the parts of the triangle. Students complete measurements of the sides of the triangle.