https://sites.google.com/a/gorseland.net/landing-page/Learning-Zone/subjects/magical-maths/handling-data/Data%20Handling.swf?attredirects=0 
https://sites.google.com/a/gorseland.net/landing-page/Learning-Zone/subjects/magical-maths/handling-data/Line%20Graph.swf?attredirects=0