Materials &#149; overhead projector &#149; water &#149; clear plastic cup for each student &#149; different types of cereal &#149; 1/2 gallon of milk &#149; spoons &#149; sandstone or limestone &#149; river rock (rounded) &#149; 1 quart glass jar &#149; vinegar &#149; metal tongs &#149; ice water &#149; hot plate &#149; Soil Profile transparency &#149; Factors That Build Our Soil transparency Time Activity 1: 30 minutes Activity 2: 30 minutes Activity 3: 30 minutes Getting Started Gather materials, make necessary copies, and transparencies.
(minutes Activity 3: 30 minutes; Getting; Started Gather materials) (minutes Activity 3: 30 minutes; Getting Started; )
minutes Activity 3: 30 minutes minutes Activity 3: 30 minutes
Getting Getting Started
Started Gather materials