- The Beauty of Math: Artwork Created using Linear Equations and Domain Restrictions
- The Beauty of Math: Artwork Created using Quadratic Equations and Domain Restrictions 1
- The Beauty of Math: Artwork Created using Quadratic Equations and Domain Restrictions 2
- The Beauty of Mathematics: Graphs of Power and Radical Functions
- Solve x^x=2^2048?
- How Big is One Million?
- Curious Math Fact: 10! Seconds = 6 Weeks
- A Pattern Multiplying Numbers With 1's in Each Place Value
- A Pattern with the Product of 11 and Another 2 Digit Number
- Connect 9 Points With 4 Line Segments Without Lifting Up Your Pencil
- Reverse a Triangle of Ten Coins Moving Only Three Coins
- Where Does the Area Formula For a Circle Come From?
- The Fibonacci Sequence
- The Golden Ratio
- Bar Code Calculation to Determine The Check Digit
- Euler's Identity (Equation)
- The Monty Hall Problem: Switch Doors or Not?
- Curious Calculation: Result is Always 3 (Proof Included)
- Curious Calculation: Result is Always 8 (Proof Included)
- Curious Calculation: 3 Digit Num Divided by Sum of Digits (Proof Included)
- Why is the derivative of the area of a circle equal to the circumference?
- Why is the derivative of the volume of a sphere equal to the surface area?
- The Birthday Problem
- Does 0.9999… = 1?
- The Cycloid - The Helen of Geometry
- Balancing an Aluminum Can on its Edge
- Googol and Googolplex
- Does 1 = 2? Proof I
- Does 1 = 2? Proof II
- Obtain Exactly 4 Gallons Using a 3 Gallon and 5 Gallon Container
- Ex: Obtain 6 Liters Using Only 7 Liters and 11 Liters
- Obtain 2 Buckets with 4 Gallons Using 8, 5, and 3 Gallon Buckets
- Find the Circumference of a Circle using Properties of a Circle and the Pythagorean Theorem
- Determine A Light Coin Among Six Identical Coins In Two Weighings
- Day of the Week Puzzle
- Missing Dollar Puzzle
- Find the Height of a Triangle of Circles
- Ex: Determine How Far Ahead a Car Passing Another Car Is Ahead After 5 Minutes
- Ex: Find a Bounded Area Using Circles and Squares
- Find the Area of a Circle Bounded by Two Squares
- Gabriel's Horn
- Why is the Derivative of the Area of a Circle Equal to the Circumference?
- Why is the Derivative of the Volume of a Sphere Equal to the Surface Area?
- Derive the Area of a Circle by Integrating the Circumference
- Derive the Area of a Circle Using Integration (x^2+y^2=r^2)
- Derive the Volume of a Sphere Using Integration (Disk Method)
- Derive the Volume of a Sphere Using Integrating the Surface Area
- Stock Price: After a 10% Loss and Then 10% Gain: Up, Down, Even?
- Stock Price: After a 10% Loss and What Gain is Needed to Recover?
- Determine the Annual Rate of Return Needed to Breakeven and Reach a Financial Goal After a Loss (1 Year Recover)
- Determine the Annual Rate of Return Needed to Breakeven and Reach a Financial Goal After a Loss (2 Year Recover)
- Interesting Facts About the Last Digits of Prime Numbers
- "I will be back in a jiffy." How long is that?
- What is Special About the Number 4?
- What is Special About the Spelling of Odd Numbers?
- What is Special About the Spelling of 40 and 1?
- What Whole Number from 0 to 1000 Contains an "a"?
- The Cicadas Are Coming in 2021
- Will It Fit? What Size Box is Needed to Package Smaller Boxes (Ex 1)
- Will It Fit? What Size Box is Needed to Package Smaller Boxes (Ex 2)
- Will It Fit? Water Bottles and Volume of a Cylinder
- Will It Fit? Water Bottles and Volume of a Box
- What is Better: $1 Million or 1 Cent that Doubles Each Day for 30 Days?
- Find the Points that Trisect a Segment (Integer Values)
- Find the Points that Trisect a Segment (Fraction Values)
- Find the Area of a Quadrilateral on the Coordinate Plane
- Find the Area of a Pentagon on the Coordinate Plane
- Perimeter of a Rhombus Inscribed in a Rectangle Inscribed in a Circle
- Does log_2(4^3) = log_2(4)^3?
- Fractions and Negative Signs
- The Slope of a Line: Is the Run Always to the Right?
- Annual Rate of Return Need for Loss Recover and Additional Return on Investment
- Determine the Annual Rate of Return Needed to Breakeven and Reach a Financial Goal After a Loss (1 Year Recover)
- Determine the Annual Rate of Return Needed to Breakeven and Reach a Financial Goal After a Loss (2 Year Recover)
- Is a 5 by 7 or an 8 by 10 Picture Frame More Visually Pleasing? (Golden Rectangles)
- How is the Fibonacci Sequence Related to the Golden Ratio?
- The Golden Ratio and Body Parts: Find the Length From Your Belly Button to the Floor
- The Fibonacci Squence: What is Special About the Number of Petals of a Flower?
- Can You Solve This Commonly Missed Math Problem?
- What is the Cost of the Book?The Total Price of a New Car: It is a Lot More than the Sticker Price!
- Can You Solve the Most Missed Percent Problem? Find the Original Price Given the Discounted Price
- Percent Increase in Price: How Companies Try to Hide Price Increases