Here is a great website to make a model.
http://Biology.about.com/c/ht/00/07/How_Working_Model_Lungs0962932482.htm
Then explain to them as you show them this that the lungs collect all the good useful oxygen from the air and get rid of the carbon dioxide the body doesn't need.
You don,t
morally, probably not. anatomically, why not.
3
Yes third graders can where diapers in fact i wore diapers sense third grade myself. its a nerve in your brain that doesn't work well
Movement Energy.
No, third grade is way too young to kiss on the lips.
Well the average third grader weighs about 90 pounds while the average draft horse weighs 1,400-2,000 pounds. So that would mean you'd need 15.5-22.2 third graders to equal one draft horse.
As third graders, they are probably playing at pretending to be boyfriend and girlfriend or just want to be friends. It is okay to be pretending, but third graders are too young to be having actual boyfriend/girlfriend relationships.
Are sisters won't tell us
Around 8-9 years old.
Around 8-9 years old.
Make your presentations interesting and offer your third graders an open rec time of 15 minutes in exchange for peace and quiet in the classroom. It can be a long day for little ones to be cooped up indoors.