Better Lesson
Better Lesson: How to Convert Ounces to Pounds
A lesson containing a warm up, guided group work, and practice for students to understand how to convert ounces to pounds.
Khan Academy
Khan Academy: Estimating Mass (Ounces and Pounds)
Practice estimating the mass of real life objects using US customary units. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Quia
Quia: Customary Measurement
Here are three activities--concentration, matching, and flashcards--to help learn or review the units of customary measurement.
CK-12 Foundation
Ck 12: Measurement: Identification of Equivalent Units of Weight
[Free Registration/Login may be required to access all resource tools.] Convert and identify equivalent customary units of weight.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Lesson: An Introduction to Estimation and Measurements
Pancakes anyone? Students explore estimation and measurement by learning how to make pancakes. A hands-on lesson designed for students in grades 3-5 where students are engage in hand-on experiences involving measuring volume, converting...
Other
Conversions for Weight Measurements
This site allows you to convert weight/mass measurements. For example converting tons to grams. CCSS.Math.Content.3.MD.A.2 Measure and estimate liquid volumes and masses of objects using standard units
Math Is Fun
Math Is Fun: Us Standard Mass (Weight)
Students learn about standard units of mass. Topics include ounce, pound, and ton. Practice problems are included to check for comprehension of the concept.
PBS
Pbs Mathline: Sand Babies (Pdf) [Pdf]
In this engaging lesson, young scholars use a variety of measurement strategies in creating their own Sand Babies. Students explore standard and non-standard measurements, area, data collection and analysis, and graphing. Adaptations are...
Khan Academy
Khan Academy: Convert to Smaller Units (Oz and Lb)
Practice converting a US customary measure of mass to a smaller unit. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Metric Conversion Calculator and Charts
Metric Conversions offers online calculators for making conversions, downloadable tables in many types of metric conversion (pdf format), and free conversion tools to put onto your website or dynamic pages.