Khan Academy

Click on the image. This site is making hot news worldwide. What do you want to know? It’s all here as short video tutorials. Maths, Physics, Chemistry – almost anything to any level is either online or being rolled out. All you need to do is type a search word, sit down and watch.

Click here as an example, showing refraction of light in water – or why a drinking straw looks bent.

 

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s