The Periodic Table: Groups and Trends

[MsLaurens84]

the colors were super helpful.... Thank you!

[ramrants]

Khan Academy is better. He gives his lectures like he is sitting next to you tutoring you. This is just another "presentation" type explanation.

[marinep34]

THANK YOU SO MUCH!

[johntatum111]

great monster. I taught for 32 years and never saw that pattern.

[mattdent145]

@johntatum111 Great monster?

[NATI3218]

This is a really good video do you have any more videos

[HereORNowTODAY]

I live in Colorado :), and this is nicely explained

[edmarkdayo]

THANK YOU SO MUCH,,,,

[burningyoutuve]

now i know my stuff, i'll be fine.

[steeveazerty]

superb explaination, thank you

[MrMsprancer]

you just did my science assignment :)

[teekay2696]

Thankyou soo much, i was so confuced b4 i saw this video but now everything is soo much clearer!!! :)

[Fenchai]

hey, it is really helpful...very creative! keep uploading science vids! i dont wanna fail! xD

[TroublesomeGal12]

Thanks! :)