Curated OER
Blowing and Flowing
Fifth graders compare and evaluate the rate of erosion from water and wind on three type of landscape: bare land, land with sparse vegetation, and land covered by dense vegetation.
Curated OER
Erosion: Slip Sliding Away
Fourth graders investigate the causes of erosion. Through several demonstrations including one using sugar cubes and warm water, they observe the effects of erosion. In groups, 4th graders conduct similar experiments and record their...
Curated OER
Two Rivers Ran Through It
Sixth graders discover the problems that early Mesototamian farmers faced while developing agriculture in the land between the Tigris and Euphrates Rivers. They design a working model that solves those unique challenges.
Curated OER
Weathering Agent 007
Students are introduced to the concept of weathering. In groups, they use the internet to research the various types of weathering agents and their effect on different materials. Using photographs, they discuss the role humans play in...
Curated OER
Rock Cycles, Crayon Cycles
Students examine the rock cycle and the path that rocks go through to rearranged in different ways. They define key vocabulary terms, then in small groups conduct a variety of experiments using crayon shavings as simulated rocks and...
Curated OER
Bhutan, the Last Shangri-La: Sandwich Squash: How the Himalayas Were Formed
Pupils create and record a model of mountain formation. They identify major mountain building formations. Students understand how the Himalaya Mountains were formed, why they are located near Bhutan, and why they are becoming larger.