Alabama Learning Exchange
Polygon Perimeters
What are polygons? Learners find the perimeter of various geometric figures that the teacher has drawn in chalk on the sidewalk. A worksheet to record their measurements is provided. Get your third graders outside and exploring the world...
SRI International
Performance Assessment Links in Science: Measurement: Length,volume,temperature
This performance task tests students' ability to measure length, volume and temperature accurately in a lab setting.
American Chemical Society
Middle School Chemistry: The Ups and Downs of Thermometers
See how thermometers measure temperature by the molecular movement of the liquid inside.
Geography 4 kids
Geography4 kids.com: Different Scales
In three scales and several different types of thermometers scientists can study the temperature of all things.
Geography 4 kids
Geography4 kids.com: Measuring the Temperature
Take a look at how temperature is measured and what factors affect the air temperature.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is a Thermometer?
How do we determine if we have a fever and have to stay home from school? We bring out the thermometer. What does a thermometer measure and how does it work?
Utah Education Network
Uen: Trb 4:2 Investigation 2 Thermometers
Three activities are presented for fourth grade students to explore how thermometers work.