react-slingshot: error Parsing error: The keyword 'import' is reserved

i cant intall this i run in my terminal 3 commands: Clone the project. git clone https://github.com/coryhouse/react-slingshot.git. Install Node packages. npm install Run the example app. npm start -s

and terminal return this messages

/Users/eugene/Documents/git/cit-one/webpack.config.js 4:1 error Parsing error: The keyword ‘import’ is reserved /Users/eugene/Documents/git/cit-one/tools/build.js 4:1 error Parsing error: The keyword ‘import’ is reserved /Users/eugene/Documents/git/cit-one/tools/buildHtml.js 10:1 error Parsing error: The keyword ‘import’ is reserved /Users/eugene/Documents/git/cit-one/tools/distServer.js 4:1 error Parsing error: The keyword ‘import’ is reserved /Users/eugene/Documents/git/cit-one/tools/srcServer.js 5:1 error Parsing error: The keyword ‘import’ is reserved ✖ 5 problems (5 errors, 0 warnings ERROR: lint:tools: None-Zero Exit(1);