thanks...I did that now i get this error:

index@1.0.0 start c:\Projects\play
cross-env DEBUG=* ./node_modules/.bin/supervisor -i node_modules -- index.js

'cross-env' is not recognized as an internal or external command,
operable program or batch file.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! index@1.0.0 start: cross-env DEBUG=* ./node_modules/.bin/supervisor -i node_modules -- index.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the index@1.0.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\owner\AppData\Roaming\npm-cache_logs\2018-05-13T21_05_40_940Z-debug.log

I have it narrowed down thou its something in my package.json file
Appreciate the help!!

I know javascript but new to node I ran the examples with no problem I ran it just like it said:
npm install
npm run bundle-colyseus-client
npm start

But when i tried to run my own project i get this error:

c:\Projects\play>npm start
npm ERR! path c:\Projects\play\package.json
npm ERR! code ENOENT
npm ERR! errno -4058
npm ERR! syscall open
npm ERR! enoent ENOENT: no such file or directory, open 'c:\Projects\play\package.json'
npm ERR! enoent This is related to npm not being able to find a file.
npm ERR! enoent

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\owner\AppData\Roaming\npm-cache_logs\2018-05-13T20_46_48_575Z-debug.log

I only have 1 javascript file with the node modules. Thanks in advance for help!