Khan Academy
Khan Academy: Find Perimeter When Given Side Lengths
In this exercise, students practice finding perimeter when given side lengths. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly. CCSS.Math.Content.3.MD.D.8 Solve real world and...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Lengths Metric Units
[Free Registration/Login may be required to access all resource tools.] Practice problems involving addition or subtraction of 3 measurements to solve for a specific length.
Khan Academy
Khan Academy: Metric Units of Length Review
Metric units of length (millimeters, centimeters, meters, and kilometers) are reviewed and practice problems are provided.
Khan Academy
Khan Academy: Estimating Length (Mm, Cm, M, Km)
Practice estimating the length of real life objects using metric units. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Is Fun
Math Is Fun: Introduction to Us Standard Units
Students learn how to measure things using US Standard Units. Liquids, mass, length, and temperature are explored. Practice problems are included.
Alabama Learning Exchange
Alex: Inch by Inch
In this lesson learners will do a variety of learning activities while they meet many math, science, and language arts objectives. Students will measure items, analyze and record data, listen to instructions, and follow directions. They...
Math Is Fun
Math Is Fun: Metric Length
The different units used to measure metric length are described, with comparisons to real world objects. A wonderful number line also shows the relative sizes of things all the way from a quark to the universe in powers of ten.
The Math League
The Math League: Metric Units and Measurement
This metric system tutorial is compared to the U.S. standard system so that students can comprehend the measurement of length, volume, mass and the like.
Ducksters
Ducksters: Kids Math: Units of Measurement Glossary and Terms
Math glossary and terms on units of measurement for kids. Learn the definitions used in this mathematics subject such as time, temperature, length, and distance.
Math Slice
Math Slice: Graph Slice Special Test
A ten question test for assessing measurement concepts of area and perimeter. Assessment is scored online and student scores are compared with other students who have taken the assessment. Great assessment tool.
Annenberg Foundation
Annenberg Learner: From Corner to Corner
Measure the lengths and diagonals of three squares with a ruler. Look over your measurements and try to come up with a rule of thumb for estimating the length of a diagonal if you know the length of a side.
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.
Khan Academy
Khan Academy: Represent Rectangle Measurements
Label the given measurements in a diagram. Find the side length of a square when given the area. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs Teachers: Math Space Odyssey: How Long Is a Light Year?
This lesson helps pupils to demonstrate the ability to use a light year as a standard of measurement to calculate time and distance from the earth. They will also solve problems based on light years.
PBS
Pbs Learning Media: Body Matches
In this video from Cyberchase, the CyberSquad searches for a kidnapper using their only clues: a footprint and a handprint.
CK-12 Foundation
Ck 12: Elem Math: Estimate and Compare Meters and Centimeters? (Grade 4)
[Free Registration/Login may be required to access all resource tools.] This site offers four videos and a set of practice questions on estimating and comparing meters and centimeters using images and descriptions.
CK-12 Foundation
Ck 12: Elem Math: Converting Centimeters to Millimeters With Decimals
[Free Registration/Login may be required to access all resource tools.] For this learning module, students work with decimals as they convert centimeters into millimeters. Includes video demonstrating a sample problem [0:34] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Converting Kilometers to Meters With Decimals
[Free Registration/Login may be required to access all resource tools.] For this learning module, students work with decimals as they convert kilometers into meters. Includes video demonstrating a sample problem [0:43] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Converting Meters to Centimeters With Decimals
[Free Registration/Login may be required to access all resource tools.] For this learning module, students work with decimals as they convert meters into centimeters. Includes video demonstrating a sample problem [0:44] and a set of...
ClassFlow
Class Flow: Length & Measuring With Fractions
[Free Registration/Login Required] This flipchart involves investigating various lengths in Metric and US Customary. Students will work on finding lengths to the sixteenths. The flipchart can be used with Everyday Math, Unit 10.
The Math League
The Math League: Decimals in Measurement
This site gives information on the metric system, as well as abbreviations for metric conversion.
University of Cambridge
University of Cambridge: Nrich: Hand Span
Use this one page website to practice measuring things using nonstandard units of measurement. There is a solutions page that is right at the website for more information.
Other
Ohio Department of Education: Sixth Grade Achievement Test (Practice Test) [Pdf]
Half-length practice test for the third grade OAT (Ohio Achievement Test). The test includes 17 multiple-choice and 4 open-response question dealing with topics such as geometry (triangle identification, surface area), number sense...
Other
Ohio Department of Education: Fifth Grade Achievement Test (Practice Test) [Pdf]
Half-length practice test for the third grade OAT (Ohio Achievement Test). The test includes 17 multiple-choice and 3 open-response question dealing with topics such as measurement (unit conversion, time), geometry (volume, area), data...