University of Illinois at Urbana–Champaign
Tell students to pour baking soda into the crater and add 2 or 3 drops of vinegar and watch it erupt. Then, have students mold the aluminum foil into the shape of a volcano. Put in lots of creases to form valleys and ridges. Put volcanoes out on a spread-out piece of newspaper. ................
................
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.