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Teacher Feature: April Barton

Name:  April Barton School: Cottonwood High School District: Granite School District State: Utah Subject: Mathematics    1. What drove you to begin making Doceri screencasts for your students?  I was having difficulty keeping students caught up with the material when they were absent.  Either they would just be lost for a unit or two, or they would […]

#DoceriChat Archive: April 16, 2014, Guest Deb Porcarelli on #CCSS and Doceri

We asked Deb Porcarelli from the AIMS Foundation to join us for #DoceriChat on Twitter, to talk about the Common Core State State Standards, and the Doceri lessons she has created and presented on the Math & Science Sandbox blog. [View the story “#DoceriChat April 16, 2014: Guest Deb Porcarelli on #CCSS and Doceri” on […]

Visualizing mathematical thinking through Doceri’s timeline

There are two common issues that students encounter when learning new mathematical concepts: visualization and relevance to their own lives. First, let’s take a look at visualization (pun intended). Here’s a great example of how Doceri can help students look a little deeper into a two dimensional plane that, at first glance appears to just be a […]

How many triangles do you see?

Here’s a puzzle to solve. True, math has definite rules,  but we’ve seen some creative answers to this question. What’s your answer? Try using Doceri to count the triangles, and support your solution. If you’re already using Doceri 2.0 just click here on your iPad to open the triangle drawing in Doceri.   You’ll see […]

How many squares do you see?

Play the video to see how we used Doceri to visually track each square as we counted. What solution did you come up with?