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Content Standards for Middle School

Statistics and Probability

Arranging Mean, Median, and Mode (pdf) Watch the Video
At least as Many Heads (pdf) Watch the Video
One Zero (pdf) Watch the Video
Different Darts (pdf) Watch the Video
Hats and Gloves  (pdf) Watch the Video
One Versus Two Coin Tosses (pdf) Watch the Video
Red and White Chips (pdf) Watch the Video
Dealing with Averages (pdf) Watch the Video
Counting Wins (pdf) Watch the Video
Probably a Multiple of Three (pdf) Watch the Video
Matching Cards (pdf) Watch the Video
A Dart Probability (pdf) Watch the Video

The Number System

Mixed Colors (pdf) Watch the Video
Three Special Factors (pdf) Watch the Video
Sitting and Standing (pdf) Watch the Video
Remainders of Two (pdf) Watch the Video
A Weird Calculator (pdf) Watch the Video
Best Value (pdf) Watch the Video
Circle Moves (pdf) Watch the Video
Three-Digit Reversal (pdf) Watch the Video
Stacking Coins (pdf) Watch the Video
Hidden Primes (pdf) Watch the Video
Divisible by 13 (pdf) Watch the Video

Expressions and Equations

A Big Last Digit  (pdf) Watch the Video
An Array of Sums (pdf) Watch the Video
Row and Columns Sums (pdf) Watch the Video
Counting Jelly Beans (pdf) Watch the Video
Abstract Sums (pdf) Watch the Video
Avid Reading (pdf) Watch the Video

Geometry

Circle Graphs (pdf) Watch the Video
A Complicated Area (pdf) Watch the Video
Circles in Squares (pdf) Watch the Video
A Trapezoid Area (pdf) Watch the Video
Hands of a Clock (pdf) Watch the Video
Overlapping Squares (pdf) Watch the Video
A Tricky Length  (pdf) Watch the Video
Overlapping Circle and Square (pdf) Watch the Video
A Triangle Area (pdf) Watch the Video
Trapezoidal Perimeter (pdf) Watch the Video
Area in a Polygon (pdf) Watch the Video
A Sneaky Area (pdf) Watch the Video
Lengths in a Trapezoid (pdf) Watch the Video
Shaded Triangles (pdf) Watch the Video
Overlapping Triangles (pdf) Watch the Video
Pinwheel Area (pdf) Watch the Video
A Curious Surface Area (pdf) Watch the Video
Hypotenuse Please (pdf) Watch the Video
Counting Non-Congruent Triangles (pdf) Watch the Video
Percent Shaded (pdf) Watch the Video
Consecutive Squares (pdf) Watch the Video

Ratios and Proportional Relationships

Two Trees (pdf) Watch the Video 
Area in a Polygon (pdf) Watch the Video
Percent Shaded (pdf) Watch the Video

Functions

A Sailing Ship (pdf) Watch the Video

Algebra

99-digit Products (pdf) Watch the Video
False Relation (pdf) Watch the Video