## Mathtrain.TV:Ep.129, Sphere and Cylinder Volume

May 15th, 2016

Find the volume inside the cylinder, but outside the sphere.

Part of the student-created tutorial project at Mathtrain.TV.
Mathtrain.TV is a free, educational “kids teaching kids” project from Mr. Marcos and his Students at Lincoln Middle School in Santa Monica, CA.

StudentCreated.TV is a free site for sharing student-created tutorials for all school subjects. Both sites are mobile-enabled.

## Mathtrain.TV:Ep.128, Mini Exponent Review

May 15th, 2016

A mini-review of multiplying exponents.

Part of the student-created tutorial project at Mathtrain.TV.
Mathtrain.TV is a free, educational “kids teaching kids” project from Mr. Marcos and his Students at Lincoln Middle School in Santa Monica, CA.

StudentCreated.TV is a free site for sharing student-created tutorials for all school subjects. Both sites are mobile-enabled.

## Mathtrain.TV:Ep.127, Visual Look at Area of a Circle

April 7th, 2014

Let’s take a visual look at the area of a circle.

Part of the student-created tutorial project at Mathtrain.TV.
Mathtrain.TV is a free, educational “kids teaching kids” project from Mr. Marcos and his Students at Lincoln Middle School in Santa Monica, CA.

StudentCreated.TV is a free site for sharing student-created tutorials for all school subjects. Both sites are mobile-enabled.

## Mathtrain.TV:Ep.126, Vertical Line Test for Functions

February 21st, 2014

Shane, a 7th grader, show us the vertical line test for functions.  She created this tutorial on her iPad, using the free ScreenChomp app.

It’s our 7th Anniversary month!  Yay!

Part of the student-created tutorial project at Mathtrain.TV.
Mathtrain.TV is a free, educational “kids teaching kids” project from Mr. Marcos and his Students at Lincoln Middle School in Santa Monica, CA.
StudentCreated.TV is a free site for sharing student-created tutorials for all school subjects. Both sites are mobile-enabled.

## Mathtrain.TV:Ep.125, Simple Interest with Student Shane

January 20th, 2014

Middle school student Shane shows us a Simple Interest problem.  She created this tutorial using the free ScreenChomp app on her iPad and Camtasia Studio was later used for adding the pop ups.

Part of the student-created tutorial project at Mathtrain.TV.
Mathtrain.TV is a free, educational “kids teaching kids” project from Mr. Marcos and his Students at Lincoln Middle School in Santa Monica, CA.

## Mathtrain.TV:Ep.124, How to Find the Circumference of a Circle

November 17th, 2013

### Middle school student, “Shane”, shows us how to find the circumference of a circle.

Part of the Mathtrain.TV “kids teaching kids” project from Eric Marcos and his Students at Lincoln Middle School, in Santa Monica, CA.

(music score written & performed by E. Marcos)

## Mathtrain.TV:Ep.123, GCF LCM Ladder Method with Kermit

July 19th, 2013

Find the LCM and GCF using the ladder method, with 7th grader Kermit.
Part of the student-created tutorial project at Mathtrain.TV.
Mathtrain.TV is a free, educational “kids teaching kids” project from Mr. Marcos and his Students at Lincoln Middle School in Santa Monica, CA.

Mathtrain.TV now plays on mobile devices, including iPads & iPhones.
StudentCreated.TV
is a free site for sharing student-created tutorials for all school subjects. Videos also play on mobile devices.

## Mathtrain.TV:EP.122, Visual Multiplication Fun

July 8th, 2013

7th grader, “Kermit”, returns to show us some fun with multiplication.

She recorded this by herself and edited it.

Mathtrain.TV now plays on mobile devices, including iPads & iPhones!
StudentCreated.TV
is a free site for sharing student-created tutorials for all school subjects!  Videos also play on mobile devices.

## Mathtrain.TV:EP.121, Statistics Mean, Median, Mode & Range with “Poseidon”

June 8th, 2013

“Poseidon”, a 6th grader, shows us some statistics of Mean, Median, Mode and Range.  This tutorial was created on an iPad, using Doceri.
Part of the student-created Mathtrain.TV Project

Mathtrain.TV now plays on mobile devices, including iPads & iPhones!
StudentCreated.TV
is a free site for sharing student-created tutorials for all school subjects!  Videos also play on mobile devices.

## Mathtrain.TV: EP.120, Shane and Integers

June 2nd, 2013

“Shane” is a sixth-grader & created this tutorial on her iPad, using the free ScreenChomp app.  “Shane” shows us some things w/integers.

## Mathtrain.TV: EP.119, Pythagorean Theorem from 6th Grader

February 1st, 2013

Sixth grader, “Poseidon”, makes his debut with a video tutorial on the Pythagorean Theorem.  He used his iPad and an app called, Doceri, to create this screencast.

Part of the student-created Mathtrain.TV Project.

## NEWS UPDATE:

• Mathtrain.TV has been upgraded.  Videos now play on mobile devices, including iPads and iPhones!
• Coming soon, StudentCreated.TV, a free site for sharing student-created tutorials for all school subjects!  Open to the world and focused on student content.  Videos on this site also play on mobile devices such as iPhone and iPad.  Brought to you from the creators of Mathtrain.TV.

## Mathtrain.TV: EP.118, Estimating Fractions w/ “Justin”

December 15th, 2012

“Justin”, a 6th grader, makes her debut and shows us how to estimate fractions when multiplying (and dividing).  Part of the student-created Mathtrain.TV Project.