How well do you think? I’m not talking about your intelligence—I’m asking about how you use it. Are you getting the most out of it? How can you tell?

Quick-start guide for understanding Twitter, using it for work, and participating in professional networking chats in real time.

Quick-start guide for setting up Twitter for professional networking and edchats.

Five simple questions you should answer before trying to help others.

I use thumbs-up, thumbs-down, and thumb-sideways signals when checking in with students. It gives me fast, confidential, no-tech formative assessment.

Adjusting bike brakes can be easy and fast, and they often work much better afterwards. Here’s how I do it. It’s a great free upgrade!

Here’s how to slow tunes down for ear training and learning using free software. It’s quick, it’s easy, and it’ll open new musical doors for you! Has video.

You’ve still got plenty of time to make yourself some dandelion tincture before the snows fly. Here’s how to make sure you pick the right plants.

How to ask friends and family about suicide and feel more comfortable starting the conversation. You can do this.

It’s not useful to say “suicide is a permanent solution to a temporary problem”. Here’s why, and here’s what to say instead.

I Kill Your Cows is a fun (free) game of observation, estimation, and strategy for long car rides. This post provides rules and instructions.

Quick guidelines for how to get through an ice storm safely.

An arithmetic solution to the Sheriff’s Star problem. Suitable for math students of any age (homeschoolers, public school kids, whatever!).

How can you make a regular 7-pointed badge for the Sheriff of El Dorado County without a protractor? Does it work with any number of points? We’re playing math!

Triangles and Pyramids Playing math! I like playing with math. These days, I don’t need that much math for my daily life–enough to calculate whether I’ve got enough gas to get from A to B, to balance my checkbook, to budget for the training class I’m starting, to figure out expenses on Frost and Fire‘s new album… ...

Fears in a Hat: A Facilitator’s Guide by Hollis Easter, (c) October 2013 Fears In A Hat is a good introductory team-building and group process exercise that gets people focused on good listening, encourages them to share vulnerability and build trust, promotes empathy for callers, and starts the process of forming groups and high-performing teams. It takes ...

Why are tweets missing? Twitter hides some tweets with @usernames at the beginning of the line. This is confusing and unfriendly; here’s how to fix it.