## ALEX Podcasts

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Percents 3: Percent Equations
Overview:
This podcast is part of a series on operations with percents. Designed with the middle school student in mind, it is a refresher on the basics of solving percent equations. The lesson also covers amount, base, and percent using the translation method. The podcast can be used as a lesson or as a supplement to a lesson. A suggestion would be to stop the lesson as it goes along and allow the students to work problems out themselves.

## Thinkfinity Podcasts

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Subject: Cross-Disciplinary - Informal Education , Physical Education - Outdoor Education , Science - Biological and Life Sciences , Science - Zoology , Informal Education - Academic Enrichment , Informal Education - Zoo/Aquarium/Nature Center Education
Title: What Is Infinity?
Description: What is the last digit of pi? How far away is the end of the universe? Explore these questions and more in today's Wonder of the Day!
Thinkfinity Partner: Wonderopolis

## Web Resources: Podcasts

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Integer Rap Song
http://www.flocabula...
Take a trip down the number line with our rapping integer! In this song, he teaches students about positive and negative integers, absolute value and adding and subtracting integers. The video gives a helpful visualization that aids students’ understanding of positive and negative. It also uses negative numbers and absolute value in a real-world example of owing money. *This particular video is available for free and without the need for an account sign-up.

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Adding Integers: Positively Fun Tutorial Video
http://www.teachertu...
Adding Integers is presented as a webisode(video) from Teacher Tube in an interactive whiteboard format. Modeling mathematics by using manipulatives and number lines is the presentation method used by this video.