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Are all holes round?
In this holes instructional activity, students observe how not all holes are round by making holes out of rulers and paper. Students also answer 3 questions.
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The Quadratic Koch Snowflake
In this Quadratic Koch worksheet, students fill out a chart about the edges, edge length, total length, and different areas of a snowflake. Students do this for 8 snowflakes.
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The Circumference and Diameter of a Circle
Ninth graders investigate the finding of the diameter of a circle in order to extend the practice towards finding the circumference. They differentiate between the distance measured across a circle from that of around the perimeter.
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Construct Figures to Find Specific Volume
Sixth graders use number cubes to explore volume of two-dimensional shapes. They roll a die and construct a shape using the numbers rolled as measurements of the sides. They estimate the volume of a given object, and then use the...
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Finding the Area Under A Curve with Random Probability
Students explore the concept of area under a curve. For this area under a curve lesson, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
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NetsS.A. of Prisms
Students build nets of three-dimensional prisms based on the dimensions they are given for hexagonal prism, triangular prism, rectangular prism. Working in groups, they use their prisms and calculate the Surface Area and Lateral Area.
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Cylinder: Student Worksheet
In this cylinder worksheet, young scholars compare three different cylinders to experiment which one has the greatest volume. Students interact with rectangles as they experiment with the cylinders.
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Similar Figures
In this similar figures instructional activity, students identify the meaning of similar, corresponding sides, and congruent. They use proportions to find the length of a missing side. Students dilate given figures according...
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Polygon Area Review Sheet
In this polygon area activity, high schoolers answer 8 questions involving the area of several polygons. Students are given various details of the polygon and must find lengths of various polygons.
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Applications and Writing Functions
In this college level Pre-Calculus worksheet, students use polynomial and rational functions to solve application word problems. The three page worksheet contains forty-four problems. Answers are not included.
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How Close Is Our Estimate?
Fifth graders estimate perimeter, area, and volume. They measure perimeter and area using nonstandard units of measurement. Students add and subtract non-standard units of measurement. They add mixed numbers and simplify the sum.
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Telling Time to 5 Minutes
In this second grade lesson your class will practice telling time. The goal is to tell time to five minutes using an analog clock. Your young students count by 5 minute intervals and discuss elapsed time.
Improving Measurement and Geometry in Elementary Schools
The Sum of the Interior Angles of a Polygon
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...
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Volume of Rectangular Prisms
Introduce the procedure needed to find the volume of a rectangular prism. Learners rank various prisms such as cereal boxes and tissue boxes from smallest to largest volume. They use an applet to find the volume and surface area of each...
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Money in Action
Students become familiar with the various coins in our money system as well as amount of each coin. They help develop their ability to count change and find different ways to show equal amounts.
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Triangles
This unit enables scholars to apply the rule for area of a triangle (area equals half base times height). They practice multiplication and division strategies as they calculate areas.
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Area of Polygons
Students engage in a lesson that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the lesson in order to solve problems given by the teacher for independent practice. Geometric figures are...
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Finding Circumference and Area of a Circle
Young geometers explore the concept of circumference and area of circles. They discuss what information is needed to find circumference and area. The resource employs several instructional methods: Frayer Model for Vocabulary, literature...
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Add and Subtract Mixed Numbers Quiz
Use this mixed number worksheet to have your charges complete a set of 13 problems, adding or subtracting mixed numbers. Answers are included on page 2, a reference web site is given for additional activities.
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Peter's String
Students are introduced to the math problem and consider how they could approach it. In pairs, students investigate Peter's conjecture in any way they see fit. They then share their answers with the class.
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Karen's Tiles
Students investigate how perimeter changes as area changes to see the relation between area and perimeter for similar shapes. They then students answer the question if the area of the rectangle increase, does its perimeter have to increase?
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Calculate It
Fourth graders find the area and perimeters of squares and rectangles using a calculator to check their multiplication. They use the appropriate formulas to find the area and perimeter of the given geometric shapes.
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Word Problems: Geometry
Students solve word problems by using basic geometry. In this geometry lesson, students use geometric formulas to find the perimeter, area, and volume of objects. Students complete a worksheet.
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Areas of triangles, trapezoids, and rhombi
Students solve geometry problems. In this area and perimeter lesson, students use formulas to solve problems from the textbook.