Laptop to Gaming Console the Easy Way

Materials

a TV (optional)
a laptop with a VGA or HDMI ports
a Cd player if your laptop doesn't have one
speakers (optional if you use hdmi)
a lot of games
a mouse
a vga or hdmi cable

connect your laptop your tv using vga or hdmi cable
connect speakers to laptop
connect cd player to laptop
connect mouse
install games and play
you should see that the tv will show no signal at first but when you change the source it will show the computer screen
enjoy your new gaming console

PS this is for kids who want to have a gaming console but they have a laptop with a very small screen
PPS i need a solution for steam could anyone post one please