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Science Research Papers Annotated With Teaching Resources

Science in the Classroom is a free resource for teachers from Science Magazine. On Science in the Classroom you will find research papers containing interactive annotations to help students understand the content of the papers. In the right...

Three Good Options for Annotating PDFs

In last week’s Practical Ed Tech newsletter I shared three good options for adding audio comments to Google Docs, Word docs, and PDFs. That prompted a couple of readers to ask me about options for annotating PDFs. I have a few recomme...

An Easy Way to Digitally Sign Documents

This blog post was inspired by my mother who asked me how to do this a couple of nights ago.  Whether it’s a form for your HR department, permission slips for athletics, or an acceptable use agreement for a school-issued laptop, ...

Fridays With Dale: Wabi-Sabi

  Wabi-Sabi By Dale Angel                                                      Wabi-Sabi led to Shabby Chic. I followed them. The Japanese concept is so soothing: Wabi, meaning humble; Sabi...

Plan Safe Routes for World Bicycle Day

Today is World Bicycle Day! By the time most of you read this I’ll be on my way to Kansas to participate in Unbound Gravel 200, a 200 mile bike race across gravel roads around Emporia, Kansas. You don’t have to punish yourself l...

Fridays With Dale: Shelf Life

  Shelf Life By Dale Angel                                                    My shelf life is expiring. Some are able to extend the life of a product by serving up the stuff in a pretty dis...

Fridays With Dale: D Words

D Words By Dale Angel                                      &...

A Math and Map Challenge

This evening while recording Two Ed Tech Guys Take Questions & Share Cool Stuff I was reminded of a neat math and map challenge activity from Mathigon. Here’s what I wrote about it last year.  Mathigon’s map coloring ch...

Three Short Lessons About Algorithms That I Used This Week

This week in my Computer Science Principles course we’re talking about algorithms. We started the week with an introduction answering the question, “what is an algorithm?” Then we looked at examples of algorithms that stud...

How to Make a Backup Copy of Your Blog

Last Friday evening a portion of the blogging community got a bit nervous when Blogger (Google’s blogging platform) started throwing up lots of error messages. In some cases people reported having blog posts completely disappear. Fort...

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