NXT Ball Roller Coaster

 Have you saw the title?"NXT Ball Roller Coaster"??!!Wow!So cool~Let's see how to make it.

1st step:We have to think about its shape,then start build it!

Step 2:Step by step,step by step!Slowly,the shape of the roller coaster had been done.Then,set the program. 

3rd step:Let's test the NXT Ball Roller Coaster and see whether it is success or not!

Now, the last step: Let's enjoy it!NXT Ball Roller Coaster~