You can use GeoGebra to run a simulation, which is useful for studying probability results and The Law of Large Numbers. 
     GeoGebra Instruction 1
Open         Spreadsheet     mode         under          
View     in          
Menu.         
Type
RandomBetween(1,6)
in an empty cell. GeoGebra will print a random number between 1 and 6 in that         cell.         
Click the cell to mark it, then click and hold the blue square in the lower-right corner. Move the cursor downward. The rows below the first cell will print random numbers between 1 and 6 just like in the previous step. You have just simulated dice rolls!