FREE iPad application which tracks a students progress.

Range of math applications that are FREE! https://www.mathlearningcenter.org/resources/apps - each of these applications can also be used on the computer/smart board!

EquatIO is free for teacher https://www.texthelp.com/en-us/products/equatio/#. 

Computer based equation editor http://www.efofex.com/fxequation.php (free for students with a disability http://www.efofex.com/empower.php). 

Free iPad application to support the use of manipulatives in the classroom including fractions!