**All of my diigo links tagged precalc**

**Trig Stuff**

Chapter 1 Documents (Review)

Chapter 4 Documents (radians, unit circle, graphing trig functions)

Chapter 5 Documents (verifying trig identities, solving trig equations)

Chapter 6 Documents (law of sines/cosines, area)

**Functions**

Interval Notation Video from Pete Horne

Function Transformations from Sam Shah

John and Betty's Journey into Complex Numbers from mathforum

Combining Functions from Jackie Ballarini

Determining Functions Using Regression from Illuminations

Functions from Dan Greene

**Exponentials and Logarithms**

Murder Mystery Project from Sue VanHattum

Caffeine in the Body: Get the Lead Out from the Ohio Resource Center

Power Tools from the NYTimes (includes clip from Moonlighting)

University of Florida Credit Card Interest Simulator

Illuminations Compound Interest Simulator

Slide Rules Rule! from Sol at Wild About Math

Logs Unit from Kate Nowak

Exponential Function Unit from Sam Shah

The Rich Get Rich from Cynthia Lanius

**Trigonometry**

Trig Reference Angle Cheat Hand from Kate Nowak

Bearing and Airports from Mathsclass.net

Trig Project Ideas from Glenvar High School

Law of Sines and Cosines from Illuminations

SSA Ambiguous Case Geogebra from Jerel Welker

Trig Page from Dan Bach

Unit Circle Trig video from threesixtyone

Sunrise Sunset Graph

Identities Match Quiz from Woodland Schools

Trig Identities Quiz from AlgebraLab

What is a Radian? from Wisc-Online

Interactive Unit Circle from MathLearning

Trig Spinner from KWarp

Uses of Trigonometry from IntMath

Common Trig Mistakes from MathMistakes

Trig Tips from SquareCircleZ

What is Trig Good For? from NASA

Periodic Functions from Kate Nowak

Finding the Regression Curve of a Sine Graph from Dave Sladkey

Applications and Models of Trig from Chris Higgins

**Conics**

Flashlights and Conic Sections from Dave Richeson

The Flyswatter Game for Identifying Conics from Kate Nowak

Conics Webquest

Conic Sections Explorer from Illuminations

Conic Sections Resource from the University of Georgia

Conic Sections Gallery

Conic Sections Animation

Conic Sections Applet

**Sequences and Series**

Having Fun Teaching Sums of Geometric Sequences from JD2718

More Fun Teaching Sums of Geometric Sequences from JD2718

Fibonacci in Nature from World Mysteries

Squeezing Circles Into the Corner from Dave Marain

I Love Lucy's Geometric Sequences video

**Miscellaneous**

Jones College Precalc Blog

Precal Blog (with student scribing)

Video Lectures

University of Arizona Precalc/Calc Resources

Miss Nenne's Homepage

Precalc Blog from Norwalk High School

Racetrack Game from Dan Meyers

Project Ideas from Mrs. Espinosa

MasterMathMentor.com

Connect the Dots Puzzles