The Internet Has Massively Broadened Career Possibilities

[Instructor] Jian obtained a random sample of data on how long it took each of 24 students to complete a timed reaction game and a timed memory game. He noticed a positive linear relationship between the times on each task. Here is a computer output on th…

This time of year, the pike are spawning in the shallows. There’s a grassy area just up around the corner where I might find some. I haven’t caught a pike yet this year, so you never know exactly what you’re going to find, but I’m hoping for some good fis…

In 1970, a British mathematician named John Conway created a project known as the Game of Life. Even though it’s a game, it isn’t one that you necessarily play. The Game of Life is a zero-player game, which doesn’t make much sense when you hear it. The wa…

Let’s draw LS draw structures for certain molecules. It’s a lot of fun to do that. Okay, now the first thing we need to do to draw these structures is to identify the number of valence electrons. Okay, and we’ve talked about these valence electrons in ou…

What’s in here? What does it do? And can I make it from scratch? Pick the stuff, it’s on your stuff. Ingredients: Dry erase markers are magical. I mean, you write on a smooth, hard surface like this dry erase board or a mirror, and then whatever you writ…

The history of the Saudi state and the Saudi dynasty really becomes interesting in 1744 in the town of Diriyah, which is very close to the modern city of Riyadh in the region of the Arabian Peninsula known as the Najd. This is an important term to know if…