Here's a few website links for you as you help your kids prepare for the coming final year exams.
Preparing for exams --
http://www.indiaparenting.com/intelligentchild/data/093.shtml
How to increase your child's attention --http://www.indiaparenting.com/intelligentchild/data/002.shtml
Test taking Tips for Attention Deficit Disorder Kids --
http://www.additudemag.com/additude/article/818.html
All the best !