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Pythagoras' Proof

Miller_CCSS7G1

A Second Look at the Four Bar Linkage

Caustic Formation

Miller_Applet 2

Ferry Problem

Safeway Sales App (Josh Moffat)

Horizontal Shift

Spin the Chrome Icon!

Cam Clock

Catastrophe

Parabola Directrix

function product challenge 2

Function Composition

Dreamcatcher

double pendulum

Point on a Parametric Curve

Cevians

Maximum Angle of Reflection

reflected clocks

Ellipse Incenter Locus

Circle Envelope

Rotating Ellipses

Gear pair

Steiner Ellipses

Sinusoidal Tangent Mirrors

Fermat Toricelli

Hyperbola Definition

Curve Area

Maximum Area Configuration of a Four Bar Linkage

Proposition 3

Polar Proportional Point and Circle Puzzler 2

Maximum Area Triangle

Hyperbola Polar Line

Binary Test

Example: Pictures

Cyclic Quadrilateral Theorem

Cosine Rule

Area of a Trapezoid

DG flower

Proposition 1

unnamed2

Euclids Elements - Book 1 - Proposition 45

Reflection of parallel rays

Weighted sum of distances

Maximum range on a slope

Minimum Inscribed Perimeter 2

Ellipse as locus of circle center

Polar Proportional Point and Circle Puzzler 3

Caustic Clock

Incircle Point of Contact

Ellipse Generalization

Example: A Second Look at Euclid's Equilateral Triangle

Zipline Design

giraffe graph

Chord Angle Theorem

Derivative

A Ladder Problem

Lifeguard Problem

Lecture11-DerivativeOfALine

Parabolic Mirror

gear related to belt

Epic Circle Trace 3

Rolling Wheel

Reflection Composition 2

Function composition challenge 5

Horizontal Dilations

Binary Abacus

The Relationship Between Position and Velocity

Derivative Test Concepts

Bezier curvature

Alternate Ellipse Construction

Euclids Elements – Book 4 – Proposition 11

Inverted Trammel 2

4 bar linkage pendulum

Approximation of a Parabola

A door which opens both ways

Pascal's Limacon

Regiomontanus Problem

Pythagoras generalization

Euclid Book 1 Proposition 37

Coordinate Clock

Parabola Caustic

Ellipse Reflection Property

Function composition challenge 5

Reflection Clock

Circle Envelope (Hyperbola)

Polar Point Parabola

Quick Return Mechanism

Parabola and catenary

And the envelope please...

Train Problem

Ellipse Reflection Property

Arcuri_App2

A path round an elliptical pool

Parabola Generalization

Parametric Design

Kaleidoscope

Euclid Book 1 Proposition 36

Prop11

5 bar toy variable radius

Kaleidoscope

Mechanical Location of the Fermat Toricelli Point

Decay of Barium-141

balloon2

Two ways of finding the Fermat Point

Inverted Pendulum

Beat the Brachistochrone

Pattern drawing toy

Body Temperature (degrees Fahrenheit)

Area Under Sine (draggable)

Four Bar Linkage

Area Under a 4 bar linkage

The Idea Behind Integrals

Example: Cosine Rule Assessment

Quadratic Zeros II

Tridecagon Diagonals, Circles and Tangents (BIG)

Euclids Elements – Book 1 – Proposition 42

Hypocycloid

velez_aplet2

Ellipse Isotomic

Tangent Lines

Epic Circle Trace 2

Reflection in a circle

Parabola Parametrization

Four Bar Mechanism for Intermittent Drive

Calc is FUN!

Golden Section Construction

Mass on a cycloid curve

Two Pendulums

Heptagon

Circle of Curvature

Morley's Theorem

Basic Unit Circle

Equilateral triangle construction

Residual Plots II

Circle Involute Gear Pair

Function composition challenge 2

Polar Rose: Mathematical Flower

Focus Directrix Parabola

Coffee Cup Caustic

Crazy Clock

Golden Ratio

Circumcircle Construction

Area Between The Curves

The Three Primary Types of Wind Turbine, Animated as if in Operation (High-Quality - Slow-loading)

The point which minimizes weighted sum of distances to triangle's vertices

Susino_Applet3

Elliptical clock

Double Transforming Pentagons

Apparent Plane Speeds

Dilation

Like Terms I

Combining Like Terms I

Minimum Inscribed Perimeter

Piano moving 3

Euclids Elements - Book 3 - Proposition 14

Tautochrone

Two Circle Trace

Vector Addition

Derivative

Function composition challenge 3

A geometry theorem

Euclid Book 6 Proposition 1

Maximum Perimeter Triangle

Quadratic Zeros III

Piano Moving 2

Simpson Line

Falling faster than gravity

Morph curve depends on the parametrization of the circle

September Problem

Bhaskara’s Proof

Quad Clock

Twisted Savonius Wind Turbine Full Geometric Model (without traces/surfaces)

Circle Equation

Function composition challenge 1

Minimum Distance

Euclids Elements – Book 1 – Proposition 22

Acceleration of A Horse

Combining Like Terms II

Bouncing Ball

Angle Bisector

Four Bar Linkage

October Problem

Epicycloid

Prop25v2

Parallelogram area

Planet Orbit

trapezoid field

Least Squares Regression

Tautochrone pendulum

Nicomedes Conchoid Clock

Moving point

Cubic Spline

Symmedian Point

Pantograph

A Median Theorem

Newton Raphson 3 iterations

Circle Involute

Caustic Cusps

Abacus Explained

Door Which Opens Both Ways

Cosine Rule

Combination of Reflections through Oblique Lines

Least Squares

Euclids Elements - Book 1 - Proposition 01

Parallels and Reflections

Area of a Triangle

Tridecagon Diagonals, Circles and Tangents

Jeep Wheeling Trip

Optimal Performance of Box Solar Cooker

Quadratic Zeros

Double Pendulum

Euclid Book 6 Proposition 19

Tangent Triangle

Miller_Applet 4

Maximum Area Triangle

Focal Triangle

A lemma of Archimedes

Epic Circle Trace

Parabola string art

Relation of tangent slope to derivative

Inverse Function Slope Relation

Tchirnhausen's Cubic

Miller_Applet 3

Rolling Parabola

Protractor

Miller_Applet 1

Combination of Reflections through Parallel Lines

Residual Plots

Catapulting a Ball

The Goat and the Silo

pool construction

Fourier Series

Crank Slider Torque

Ball Throw Modeled with Mechanical Expressions

watts up

Minimum Distance Explained

Equilibrium

Not a spline

Example: Euclid's Equilateral Triangle

Taylor series

Rotating Ellipses with Arcs

Parabola Subnormal

Relationship of Calculus and Golf

Crank Slider

Golden Spiral Approximation

Death Star vs. Endor

Locus of intersection of reflected rays

Pirate Treasure