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Category Archives: Math

Doceri in the math classroom

Doceri Teacher Feature: Krista Hands, Oklahoma Baptist University

Name: Dr. Krista Hands School: Oklahoma Baptist University State: OK Subject: Mathematics – all levels Krista Hands is a mathematics professor at Oklahoma Baptist University in Shawnee, Oklahoma, teaching Trigonometry, Calculus I, Calculus II and Contemporary Math, a general education course – as well training education students on how to teach math. Her discovery of […]

Teacher-Centered vs. Student-Centered Education

Anthropologist Margaret Mead said “Children must be taught how to think, not what to think.” It’s messy. It’s frustrating. It takes longer but student-centered teaching model can turn passive learners into interactive partners in their own development. The traditional, Teacher-Centered Approach Picture a class learning how to  multiply mixed fractions. Traditionally a teacher stands at […]

#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 […]

Teacher Feature: Mark Willis, Bangkok Patana School

Name: Mark Willis School: Bangkok Patana School Subject: Mathematics (Years 7-13 British system) Location: Bangkok, Thailand Mark Willis first learned about Doceri at an International Baccalaureate mathematics workshop. “I had an iPad,” he says, “and I wanted to use it in my classroom. I had tried other apps with only limited success, because was extremely […]

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 […]

Flip Class master teachers: Megan Ahlberg and Jessica Rice

During the summer of 2013, I interviewed successful classroom flippers Jessica Rice and Megan Ahlberg. Together they have flipped their pre-calculus classrooms and made screencasts for intermediate algebra support classes at Kennedy High School in Bloomington, Minnesota. They began their journey in the fall of 2011, because they wanted more class time to directly support […]

Back to School Tetrahedron Project at San Marin High School

At San Marin High School in Novato, Calif. back to school preparations include all the normal lesson planning and administrative requirements – plus 510 mailing tubes and a Doceri screencast on how to create a tetrahedron. During the first week of school, students in five of San Marin’s math classes will learn about the Sierpinski […]

Doceri in my Math Classroom

Guest Post by Monica Burns I love using video clips from Khan Academy and MathTrain to kick off math lessons! It grabs my students’ attention and is perfect for changing up our usual routine. With Doceri I can take my use of tutorials to a new level – by having students create their own. It’s important that […]

Back to School Math Fun: Find the Bike Routes

It’s back to school time in America, and students all over the country are starting new schools – and finding the best routes to ride home on their bikes. Well, assuming they ride straight home! Here’s a math game to try. How many routes can this student find to bike home, following the one-way streets? […]

How many squares in the array of dots?

Thinking ‘out of the box’ helps with solving this puzzle. We created a screencast with Doceri to show how we arrived at our solution. Did you come up with a different answer? Visit our Facebook page and post your screencast, or post a video response on YouTube.

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