Students measure temperature and become aware the the temperature above and below the snow is different.  In this winter temperature lesson, students measure temperatures to find variation based on how the snow is packed. Students...

The ancient Mayans had a complex calendar and number system with a rich history. In fact, the date 12/21/2012 was the center of much controversy as to whether or not it was the end of time. It wasn't the end of time, but...

Students explain how moon phases occur. They explain three ways that the night sky has been used through history. Students locate some of the constellations in the night sky. They discuss stories and myths surrounding stars.

Students match each body part or idea from a work bank about methods of animal adaptations for winter survival. They observe as the first one, food is covered with the whole class before completing the rest of the diagram. They discuss...

Provide a historical context for the political unrest between Russia and Ukraine that began in late 2013. Learners review their prior knowledge and chronicle new understandings with a KWL chart, watch a video explaining the Ukrainian...

Students perform an experiment in which they will use a statistical method called `sampling' to count to a billion (and beyond). Students practice sampling by estimating the number of characters on a page from the classified section of a...

Learners discover how water expands when frozen during a glacier. In this matter lesson, students fill a glass jar with water, leaving no room for air in the jar and place it in the freezer.  Learners retrieve the jar and notice the...

Students observe a demonstration of how melting snow and ice can contribute to mudflows. They then observea list of continents with the number of snow and ice covered mountains on each continent and discuss. They then label a group of...

Students take a field trip and record information about mammals. In this mammals instructional activity, students hunt for tracks, waste, or other evidence that a mammal exists in this habitat. Students complete a worksheet on the...

Students use the artwork by Robert Harris to examine the four seasons. In groups, they identify the clothing worn in the artwork and create a dance which resembles the painting. They also practice reading a thermometer and identify...

Pupils construct a model of a comet nucleus using dry ice. They add other materials and describe the features. They complete related exercises on an Internet Web site.