MINI #62 - SOLVING COUNTING PROBLEMS USING CASES Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #64 - MORE THAN ONE WAY TO SOLVE A PROBLEM Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #65 - SEEING SYMMETRY IN SYSTEMS OF EQUATIONS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #66 - SIMILARITY AND PROPORTIONAL REASONING Plane Geometry Proportional Reasoning Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #68 - SOLVING COMPLEX ALGEBRAIC EQUATIONS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #76 - DRAW A PICTURE Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #78 - MORE ANALYTIC GEOMETRY Coordinate Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #82 - USING ALGEBRA TO SOLVE WORD PROBLEMS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #90 - EVEN MORE ANALYTIC GEOMETRY Coordinate Geometry Video by Art of Problem Solving's Richard Rusczyk. Read More
AVERAGES Sequences, Series and Patterns Statistics and Data Explore measures of central tendency, specifically mean and median, by solving common types of MATHCOUNTS problems related to sets of numbers. Use the extension at the end to develop a rule for... Read More