National Security Agency
Time After Time
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read analog...
Curated OER
Moving Magnetic Filaments Near Sunspots
In this sunspots worksheet, students observe two images taken by a solar observatory over a certain amount of time. Students determine the changes in the pictures and then calculate how fast and in what direction the particles are...
Curated OER
Driving Directions
In this driving directions worksheet, 5th graders interpret a driving route from Yosemite National Park to Mount Saint Helens National Monument. Students answer five math word problems associated with the route.
Curated OER
Word Problems
In this word problem worksheet, 6th graders solve 5 different word problems related to the data table shown. First, they determine the average of the overall scores as shown in the table and the mean of the overall scores. Then, students...
Curated OER
How Hot Is It?
Fourth graders practice estimating temperatures. They practice in Celsius and Fahrenheit.
Curated OER
A Real Difference
Fifth graders use the Celsius and Fahrenheit thermometers to compare temperature readings. They use the Internet to find the temperatures of selected cities. After data is collected for five days, 5th graders graph the temperatures.