Monthly Archives: February 2020


Strong and Weak Acids
Strong and weak acids are key concepts in chemistry. Strong acids completely dissociate into their ions in water, while weak acids incompletely dissociate. There are only a few strong acids, but many weak acids. Strong Acids Strong acids completely dissociate in water into their ions and produce one of more […]

List of Common Strong and Weak Acids


Test Tubes of Blue Liquid
The blue bottle reaction is a classic color change chemistry demonstration. It interests students in chemistry, introduces the scientific method, and illustrates oxidation and reduction (redox reactions) and chemical kinetics. The reaction starts as a blue liquid which becomes colorless and returns to its blue color. Materials The usual materials […]

Blue Bottle Chemistry Demonstration




Flowers are that special bit of color to any landscape. They make generic green bushes into distinctive and unique objects of attention. This flowers wordsearch contains the common names for 39 of these colorful blossoms.

Flower Word Search





Hot and Cold Volcanoes
Learn about endothermic and exothermic reactions by making cold and hot chemical volcanoes. This project is more entertaining than mixing chemicals in beakers and measuring their temperatures. The volcanoes use common, safe household ingredients. Endothermic and Exothermic Reactions An endothermic chemical reaction absorbs energy from its environment, so the reaction […]

Hot and Cold Volcano: Easy Endothermic and Exothermic Reactions


A field of scientific study is called an ology. Most science fields have names with an -ology suffix. Here is an alphabetical list of science ologies and what they study. A list of non-ology sciences is also provided. Alphabetical Ology List of Sciences Abiology: The study of nonliving or inorganic […]

Ology List of Sciences