I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

The Rasmussen Reports daily Presidential Tracking Poll for Friday shows that 46% of Likely U.S. Voters approve of President Trump’s job performance. Fifty-two (52%) disapprove. The latest figures ...

The term evidence-based medicine, coined by Dr. Guyatt in 1991 (1), describes the practice of medicine rooted in the best available scientific evidence (2). Since its inception, evidence-based ...

target_f = (x, y) -> (2x*x + 3y - 1) # (x,y)->(2*x) seed 20 # (x, y)->(x/y) seed 20 ...

multivariate datasets. Here we represent a successful baseball throw as a smiley face with marker size mapped to the skill of thrower, marker rotation to the take-off angle, and thrust to the marker ...