MINI #57 - NUMBER SENSE: LOOKING FOR PATTERNS Number Theory Video by Art of Problem Solving's Richard Rusczyk.
MINI #64 - MORE THAN ONE WAY TO SOLVE A PROBLEM Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk.
MINI #67 - OPTIMIZATION PROBLEMS Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk.
MINI #71 - NUMBER SENSE PROBLEMS WITH PATTERNS AND REMAINDERS Number Theory Video by Art of Problem Solving's Richard Rusczyk.
MINI #75 - STRATEGIC GUESSING USING DIVISIBILITY RULES Number Theory Video by Art of Problem Solving's Richard Rusczyk.
MINI #86 - NON-STANDARD OPERATORS IN ALGEBRAIC EXPRESSIONS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk.
MINI #94 - MAKE A SKETCH Algebraic Expressions and Equations Plane Geometry Problem Solving (Misc.) Video by Art of Problem Solving's Richard Rusczyk.
MINI #100 - CAREFUL COUNTING: A MEASUREMENT LESSON Measurement Video by Art of Problem Solving's Richard Rusczyk.
ADDITION AND SUBTRACTION STRATEGIES Logic Number Theory Addition and subtraction may sound easy for middle schoolers, but what if you are missing some digits? What if you want to maximize or minimize a result? This plan focuses on some common types of...