# Sybilla Beckmann

• ### The variable-parts perspective across the curriculum

Book

Sybilla Beckmann

• ### Varying quantities of red and blue paint in a fixed ratio

Activity

Sybilla Beckmann

• ### Rotating from parallel to perpendicular

Activity

Sybilla Beckmann

• ### Varying quantities of red and blue paint on a line

Activity

Sybilla Beckmann

• ### Geometric similarity from a variable-parts perspective

Activity

Sybilla Beckmann

• ### A variable-parts perspective on trigonometry

Activity

Sybilla Beckmann

• ### Rose and lavender oil varying together in a proportional relationship

Activity

Sybilla Beckmann

• ### How can we explain equations for lines through the origin?

Activity

Sybilla Beckmann

• ### How are the quantities related?

Activity

Sybilla Beckmann

• ### Geometric similarity from a variable-parts perspective

Activity

Sybilla Beckmann

• ### Dilating a shape to make similar shapes

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Sybilla Beckmann

• ### Scaling a shape in two directions

Activity

Sybilla Beckmann

• ### How many ounces?

Activity

Sybilla Beckmann

• ### Red and blue paint mixtures of a fixed shade of purple from a variable-parts perspective

Activity

Sybilla Beckmann

• ### Variable parts that rotate from parallel to perpendicular

Activity

Sybilla Beckmann

• ### A line of red and blue paint mixtures seen from a variable-parts perspective

Activity

Sybilla Beckmann

• ### Red and blue paint mixtures

Activity

Sybilla Beckmann

• ### What relationship is it?

Activity

Sybilla Beckmann

• ### What if you mix red and blue paint? Part 3, line through (0,0) and (1,3)

Activity

Sybilla Beckmann

• ### What if you mix red and blue paint? Part 2, rotating parts

Activity

Sybilla Beckmann

• ### What if you mix red paint and blue paint?

Activity

Sybilla Beckmann

• ### Line through (0,0) and (5,7) from a variable parts perspective

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Sybilla Beckmann

• ### Line through (0,0) and (4,3)

Activity

Sybilla Beckmann

• ### 8 parts blue paint and 3 parts red paint

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Sybilla Beckmann