8c717dd5_racy_Lesson____nrich_maths_org__4
[0] Demo [1] Showing the process of dividing data into the relevant circles. Drag and drop. Gives whole picture. Indicates areas where data can be put. [2] Play the animation to demonstrate the structure of difference [3] Demonstrate the features of the notebook, the way items can be moved around to model grouping or sharing and pages used to compare models. [4] 
Show machine and how it works. Feed in several numbers and predict outcomes. Check by using machine function.
What Does it Mean to &#8220;use the Interactive Whiteboard&#8221; in the Daily Numeracy Lesson? : nrich.maths.org