Professor Heather Pierce

Scale Factors in Action

Professor Heather Pierce

Same Shape, Different Size

Professor Heather Pierce

Angles and Sides That Guarantee a Match

Professor Heather Pierce

When Three Sides Are Enough

Professor Heather Pierce

Same Shape, Same Size

Professor Heather Pierce

When a Shape Matches Itself

Professor Heather Pierce

Flip the Figure

Professor Heather Pierce

Turn It Carefully

Professor Heather Pierce

Slide It Around

Professor Heather Pierce

Moves in the Plane

Professor Heather Pierce

Why Square and Cubic Conversions Are Different

Professor Heather Pierce

Let the Units Guide You

Professor Heather Pierce

Reasoning with Conversions in Real Life

Professor Heather Pierce

Making Sense of Basic Conversions

Professor Heather Pierce

What Measurement Really Means

Professor Heather Pierce

Solving for Time

Professor Heather Pierce

Distance and Time on a Double Number Line

Professor Heather Pierce

Solving with Double Number Lines

Professor Heather Pierce

Seeing Two Quantities Grow Together

Professor Heather Pierce

When One Ingredient is Known

Professor Heather Pierce

When the Total is Known

Professor Heather Pierce

Solving Part-to-Part Ratios

Professor Heather Pierce

From Ratio to Model

Professor Heather Pierce

Same Relationship, Different Amounts

Professor Heather Pierce

What Is a Ratio

Professor Heather Pierce

Tables Without the Word Ratio

Professor Heather Pierce

How Can We Make More Without Changing the Flavor

Professor Heather Pierce

Drawing Equivalent Mixtures

Professor Heather Pierce

Starting Ratios Before We Name Them

Professor Heather Pierce

Comparing Discounts Carefully

Professor Heather Pierce