interactive geologic time site
does not go into great depth, but gives a overview of dating methods, laws, and important eras and periods. And what important events happened with in these time frames
a more in depth but may be hard to navigate
gives ALL info on all time frames
not super kid friendly,but hits all topic in one site
Add this site to the previous one listed above.
The students can get a more in depth idea from other site and then look back at this and make sure they got all the basics
Re-direct the students back to this website
they can use this to make sure they covered all the important data
cool geologic time demo
can use on day of presentations
M&M half life activity