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.
TeachEngineering
Teach Engineering: Robot Wheels!
Students solidify their understanding of the terms "circumference" and "rotation" through the use of LEGO MINDSTORMS NXT robotics components. They measure the circumference of robot wheels to determine how far the robot can travel during...
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.
Science Education Resource Center at Carleton College
Serc: Changes in Gas Volume/gas Laws
In this activity students will observe how temperature affects different types of gases. First students will blow up a round balloon. They will need to measure the circumference in centimeters of the fattest part of the balloon. Then...
Math Is Fun
Math Is Fun: Metric Area
The relationships between metric units of area are explained, with examples of how to calculate area.
BBC
Bbc Bitesize: Volume
Pick up some valuable pointers on how to figure out the volume of various shapes. When you finish working your way through the pages you can take an online "Test Bite" and check your understanding.
Calculator Soup
Calculator Soup: Cubic Yards Calculator
Use this calculator to calculate cubic yards volume for a variety of different areas. Enter measurements in US units or metric units. Calculate volume from your measurements in inches (in), feet (ft), yards (yd), centimeters (cm), or...
Sophia Learning
Sophia: Volume and Mass
This lesson will describe the concepts of volume and mass and show how to calculate volume and mass.
Curated OER
Ar Kive: Narwhal (Monodon Monoceros)
Famous for its unicorn-like single tusk, narwhals have inspired legends in many cultures and are still revered across the world. The smooth, white tusk is normally found only on males and is the result of extreme growth of the left...