Daily Archives: February 18, 2020


This is a math dictionary of common terms used in arithmetic, geometry, algebra, trigonometry, and statistics. It covers math concepts for kids in grade school through high school. Abacus: An early counting tool using sliding beads on wire or string used for basic arithmetic. Abscissa: x-coordinate in a Cartesian coordinate system or […]

Math Dictionary for Kids


The reaction between sugar and sulfuric acid is one of the simplest chemistry demonstrations and also one of the most spectacular. The chemical reaction causes the dehydration of sugar. This results in a growing, steaming black column of carbon that smells like a combination of caramel and rotten eggs. The […]

Carbon Snake Demo (Sugar and Sulfuric Acid)   Recently updated !