Curated OER
Calculating the Moon's Width
Sixth graders measure the width of the Moon. In this Moon measurement lesson, 6th graders observe the Moon and complete a formula to calculate the width of the Moon.
Curated OER
Surface Area and Volume
In this surface area and volume worksheet, students identify and complete each of 20 problems containing a different sized cube. First, they determine the surface area of each cube given the dimensions for height and/or width. Then,...
Curated OER
Calculating the Area of a Rectangle
A quick definition and the formula for finding the are of a rectangle is provided at the top of this worksheet. After reading the description, 4th graders must find the area of the 3 given rectangles by adding or multiplying. This is an...
Curated OER
Measurements in My Home!
In this measurement instructional activity, learners cut out eight advertisements and then fill in the measurements requested of them on each one.
Curated OER
Standard Envelope Sizes
Young scholars measure the length and width of various sizes of envelopes. After comparing the envelopes, they explore the ratios, percentages, and rates. Students discuss postal rates and compare the cost of mailing items, delivery...
Curated OER
Math: Finding Surface Area
Eighth graders engage in hands-on activities to determine the surface areas of various objects. Using boxes, they cut them so they can lay flat and measure all the various shapes, which can be calculated and added together to equal the...
Curated OER
Folding Paper
Learners use the scientific process and their knowledge to obeserve, predict, and test their predictions under controlled conditions to verify their predictions and then make sense of these predictions. They also graph, write...
Curated OER
Measurement
First graders listen to a read aloud of Linda Williams, The Little Old Lady Who Was Not Afraid of Anything" before discussing Halloween. They measure pumpkins using chains of paper clips to find their length and width. Once they open the...
Curated OER
Perimeter Play
Fifth graders identify that the perimeter of a shape is the sum of its sides.
Students cut some string or rope to make the sides of a rectangle. Students write the measurement of the length of the rectangle and the measurement of the...
PBS
Pbs Learning Media: Skate Off: Final Round, Inez vs. Rimm
In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes.
PBS
Pbs Learning Media: Calculating Rectangular Area
In this video segment from Cyberchase, the CyberSquad measures Judge Trudy's land claim by using tarps, fence posts and a grid made with rope.
PBS
Pbs Learning Media: Comparing Regular and Irregular Areas
The CyberSquad proves that the area of Hacker's land is equal to the area of Judge Trudy's land in this video segment from Cyberchase.
AAA Math
Aaa Math: Perimeter of a Rectangle
This resource shows students how to calculate the perimeter of a rectangle. It provides self-check exercises and simple learning games to practice the skill.
National Council of Teachers of Mathematics
The Math Forum: Intro to Measurement for Primary Students
This site from the Math Forum is a great introduction to measurement for primary students. Each measurement activity has four components: interactive, manipulative-based project; technology; paper/pencil practice; literature connection.
University of North Carolina
A Dictionary of Units of Measurement
This site contains an extensive list of various units of measurement known internationally and across several disciplines. Unit symbols are also included.
PBS
Pbs Learning Media: Skate Off: Round One
In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes.
The Math League
The Math League: Area and Perimeter
This tutorial provides a brief introduction about what area is, then gives the formulas for area of a square, rectangle, parallelogram, trapezoid, triangle, and circle. Examples of each formula are provided.
Calculator Soup
Calculator Soup: Rectangular Prism Calculator
This site provides an online rectangular prism calculator. Using any three of the six attributes (length, width, height, surface area, volume or diagonal), students can calculate the other three attributes. The calculator allows students...
Purple Math
Purplemath: Geometric Formula Review
Need to freshen up on your geometric formulas? This explanation focuses on some basic formulas that should be committed to memory such as area, volume, perimeter, and more.
Rice University
Rice University: Cynthia Lanius: Golden Ratio
This site introduces students to the definition of golden ratio. It gives them a chance to estimate ratios and predict which figures are closest to the golden ratio. There is a link on this page that provides charts for students to...
National Council of Teachers of Mathematics
Nctm: Illuminations: Investigating Functions With a Ferris Wheel: D vs. W
A web sketchpad activity helps students make sense of relationships between quantities, in this case the way that the distance a car travels around a Ferris wheel covaries with its "width" or horizontal distance from the center of the...
Scholastic
Scholastic: Dirtmeister's Science Reporters: Simple Machines: The Screw
Scholastic provides an in-depth description here of a simple machine called The Screw. Also provides a picture and several examples for understanding.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Measurement Inches
This lesson plan for primary students gives students hands-on practice in using a ruler and understanding customary measurements, length and width in inches. Students also create simple one and two digit addition problems related to the...
ArtLex
Art Lex: Shape
This online dictionary of art from Artlex provides terms is a valuable tool. Shape is on the Sg-Sh page. Just scroll down to Shape and read a definition with links to other important terms.