Number Sense is a unique Test in that it requires the ability to do basic mathematics completely mentally. Learning various strategies and tricks for doing various kinds of mental math helps with a Number Sense Test, as well as with learning math skills. It can also be a lot of fun!
Dr NumSen has lots of helpful guides and resources for students to learn Number Sense tips and techniques at his website: http://www.academicmeet.com
If you're interested in a live practice session, various SACMATH volunteers are willing to come to your classroom and lead a one-hour practice session in Number Sense Tips and Tricks. The session is free of charge, but does depend on volunteer availability. For more information: sacma[email protected]