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Mathematics:

Teachers' Domain Resource: The Power of the Whole Picture

Teachers' Domain Resource: Multiplying Bigger Numbers

Teachers' Domain Resource: What’s in that Box of Cookies, Anyway?

Teachers' Domain Resource: Equal Amounts of Gold

Teachers' Domain Resource: Lily Pad Escape

Teachers' Domain Resource: Triangles

Teachers' Domain Resource: Pizza Toppings

Teachers' Domain Resource: The Fastest Broom

Teachers' Domain Resource: Directions to Hen Rock

Teachers' Domain Resource: When Does 50-50 Become 50-50?

Teachers' Domain Resource: An Egyptian Clock

Teachers' Domain Resource: Inventing Negative Numbers

Teachers' Domain Resource: Scaling Up Photographs

Teachers' Domain Resource: In a Land of Giants

Teachers' Domain Resource: Comparing Fractions: Bubble Gum Blowing Contest

Number and Operations (106)

Counting (3)

Cardinal Numbers (2)

Ordinal Numbers (1)

Decimals (11)

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Exponents (4)

Exponential Growth (4)

Fractions (23)

Equivalent Fractions (12)

Numerators and Denominators (8)

Operations (6)

Multiples and Factors (6)

Arrays (2)

Least Common Multiple (3)

Prime Factorization (1)

Number Systems (14)

Number Line (7)

Numbers Properties (3)

Place Value (4)

Operations (32)

Addition (5)

Division (8)

Inverse Operations (2)

Multiplication (12)

Subtraction (6)

Percent (9)

Between 1 and 100 (9)

Ratio and Proportion (15)

Equivalent Ratios (5)

Proportion (10)

Algebra (36)

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Linear Equations (12)

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Counting (7)

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Data Analysis (4)

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Mean, Median, Mode (3)

Data Collection (10)

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Data Representation (24)

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Line Graphs (13)

Venn Diagrams (2)

Probability (3)

Fairness (3)

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