## IntMath Newsletter: Ellipse, IQ, mobile mystery

In this Newsletter: Ellipses, IQ and how we see the world, The mobile traffic mystery, JSXGraph axes, ticks and grids, Music and math, inequality

the IntMath blog

Mathematics, learning, computing, travel – and whatever…

Mathematics, learning, computing, travel – and whatever…

In this Newsletter: Ellipses, IQ and how we see the world, The mobile traffic mystery, JSXGraph axes, ticks and grids, Music and math, inequality

In this Newsletter:

1. 20 Gifs That Teach You Science Concepts

2. Make!Sense

3. MOOC: Audio Signal Processing for Music Applications

4. Inspiring teachers (8 TED talks)

5. KaTeX – a new way to display math on the Web

6. Math puzzles

7. Final thought – Why I’ll Never Tell My Son He’s Smart

In this Newsletter:

1. Carnival of Mathematics #114

2. Updated Graphs of tan, cot, sec and csc

3. Graphing letters

4. Math puzzles

5. Asking questions

In this Newsletter:

1. Latest interactive math applets

2. Resource – Context Free Art

3. Color Blindness graph simulator

4. IntMath Poll results

5. Math puzzles

6. Final thought – What is the point of education?

In this Newsletter:

1. Arc length of a spiral around a paraboloid

2. Padgett – from brain injury to math genius

3. Thank you, volunteers

4. Math puzzles

5. Final thought – Asking good questions

In this Newsletter:

1. Wu’s squaring trick

2. Resource – PatrickJMT math videos

3. Google uses integration to speed up the Web

4. Volunteers wanted!

5. Math puzzles

6. Friday math movie: 5 Quick Math Tricks for Filmmakers

7. Final thought – walking and problem solving

In this Newsletter:

1. Pulleys interactive applet: background

2. Teraplot LT

3. Math puzzles

4. Friday math movie: Falling in love with primes

5. Producer or consumer?

In this Newsletter:

1. Solution for the range hood problem

2. Resource – Mathapedia

3. IntMath polls

4. Math puzzles

5. Friday math movie – 8 math talks to blow your mind

6. Final thought – Despicable

In this Newsletter:

1. New z-Table interactive graph

2. Resource: CK-12.org

3. Math puzzles

4. Friday math movie: Complex numbers in math class

5. Final thought: Giving

In this Newsletter:

Resource: Open source textbooks

Updated math interactive – Math of beauty

IntMath Polls

Math puzzle

Friday math movie – Sand images drawing machines

Final thought – School for the soul