Retired engineer and inventor Ed Evenson might have a 0.00001 chance of changing the way math is taught in Illinois, but you won’t catch him giving a half-effort. Evenson, of Rolling Meadows, says ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. JAY — For almost three decades Daniel Lemieux, an industrial arts and ...

Fraction Cracker as the name suggests is an advance conversion tool and fraction solving pocket-sized system, designed for woodworkers, metalworkers, construction workers, DIY’s, household owners, or ...