California became a state in 1850.  How old is California?  The state is the home to the oldest tree on earth.  General Sherman has been living for 3,500 years.  That’s older than we’ve been counting years.  How much older is it?

 

Colorado became a state in 1876.  How long has Colorado had its statehood. The largest “nugget” of silver was found in Aspen, CO in 1894.  How long ago was silver nugget found?

The silver nugget weighs 1,840 pounds.  The average 3rd grader weighs about 60 pounds.  How many 3rd graders would it take to eqaul the weight of the silver nugget from Colorado?

Washington became a state in 1889.  The Lunar Rover that was driven on the moon in 1969 was build in Seattle, WA.  How long has Washington been a state?  How long ago was the Lunar Rover driven on the moon?