Sand is a loose, fragmented, naturallyoccurring material consisting of very small particles of decomposed rocks, corals, or shells. Sand is used to provide bulk, strength, and other properties to construction materials like asphalt and concrete. It is also used as a decorative material in landscaping.
Step 2. Scoop handfuls of the sand into the colander and place the colander over the bucket, allowing the sand to filter through. Throw away any debris the colander filters out. Your children may enjoy helping you with this endeavor.