Not in my classroom!!! Read this interesting article from the Washington Post.
http://www.washingtonpost.com/blogs/answer-sheet/wp/2014/07/08/why-so-many-kids-cant-sit-still-in-school-today/
This is why Minds-In-Motion is so important in schools today. Our second graders at TC are getting this 'extra brain break' twice a day for 7 minutes, but it makes a huge difference in their day!! Check out the Minds-In-Motion website: http://mimlearning.com/