MATHCOUNTS

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Past MATHCOUNTS Minis

2012-2013 School Year:

#1 - New Approaches to Rate x Time = Distance

#2 - Sequences, Series and Patterns

#4 - Constructive Counting

#5 - Using Algebra and Number Sense as Shortcuts

#6 - More Constructive Counting

#7 - Geometry: Circles and Right Triangles

#9 - Counting Shortcuts with Pascal's Triangle

2011-2012 School Year:

#1 - Turning Word Problems into Algebra Equations

#2 - Using the Difference of Squares to Solve Problems

#3 - Counting Rectangles in a Grid/Squares in a Lattice Grid

#4 - Geometry/30-60-90 Right Triangles

#5 - Perfect Squares/Using a Simpler Case to Solve a Problem

#6 - Finding Simpler Ways to Approach a Complex Problem

#7 - Sequences

#8 - Probability and Counting

#9 - Area and Volume

2010-2011 School Year:

#1 - Squares of Binomials & Working with Repeating Decimals and Radical Expressions

#2 - Tangent Segments & Similar Triangles

#3 - Arithmetic and Geometric Sequences

#4 - Counting the Number of Subsets of a Set

#5 - Number Sense/Riddles with Remainders and Perfect Squares

#6 - Probability with Geometry Representations

#7 - Relationships Between a Box's Dimensions, Volume and Surface Area

#8 - Relationships Between Arithmetic Sequences, Mean and Median

#9 - Areas of Irregular Convex Polygons

2009-2010 School Year:

#1 - Probability/Rolling Dice

#2 - Counting Methods/Number of Arrangements

#3 - Arithmetic Sequences/Determining the nth Term

#4 - Algebra/Manipulating Equations

#5 - Perfect Squares/Using a Simpler Case to Solve a Problem

#6 - Poster Solutions from '09-'10 and '10-'11

#7 - Counting/# of Paths Along a Grid

#8 - Geometry/Auxiliary Lines & Special Right Triangles

#9 - Seeing Patterns to Make Problems Easier

Minis Featured as MCP Activities

Mini Featured as a 2012 MCP Activity

Mini Featured as a 2011 MCP Activity

Video Links

MATHCOUNTS Mini Archive

National Competition Videos

Coaches' Resource Video Series

Club Program Videos

NDEP Lab TV Webisode

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