Number and Algebra Activities for Middle Grades Teachers

Arithmetic and Algebra
 
Home Base
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Shelby and Scotty
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Hieroglyphical Arithmetic
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Playing with Blocks
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More Playing with Blocks
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Comparative Arithmetic
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Numbers
 
Integer Addition and Subtraction
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Integer Multiplication
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Differentiating Division
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What Can Division Mean?
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Commonality
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Divisibility Statements
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Hall of Shoes
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Sieving It All Out
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There’s Always Another Prime
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There Are Many Factors to Consider
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Why Does It Work?
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Prome Factorization
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Fractional Thinking
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Picture Models for Equivalent Fractions
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Picture Models for Fraction Operations
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Fraction Multiplication
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Flour Power
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Picture Yourself Dividing
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Cross Something-ing
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Hundredths Grids for Rational Numbers
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Shampoo, Rinse, ...
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Decimals Aren’t So Nice
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Ratios, Functions, and Beyond
 
Strategy For Success
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Ratios and Proportional Relationships
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Poor Old Horatio
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Ratio Oddities
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The Triathlete
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The Dreaded Story Problem
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I Walk the Line
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Constant Amount Changes
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Constant Percentage (Ratio) Changes
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Meanings of Exponents
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Arithmetic Series
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Geometric Series
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Second Differences
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Solving Equations
 
Hieroglyphical Algebra
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The Other Side—Solving Equations
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Solving Quadratics
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Complete Squares
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Maximums and Minimums
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Solving Cubic Equations
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Sketching Roots
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Geometry and Adding Complex Numbers
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Geometry and Multiplying Complex Numbers
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Harmony of Numbers
 
On the Road
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Pascal’s Triangle: Fact or Fiction?
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You Can Count on It!
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Which Road Should We Take?
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Lumpy and Eddie
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Probably More Probability
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Go Climb a Tree!
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They’ll Fall for Anything!
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Overall
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