In this world 36 million kids have taken part in Hour of code activities, by helping them to develop their skill in technology use and that might help to get a job one day.

Most of your kids wont be interesting in coding but these games can improve problem-solving and thinking skills which is important to kids

Most of these apps are available in multiple platforms like iOS, Mac, Android, PC, few games are free and few cost. It depends which one you gonna choose. (Links will open in new tab)

Free or Demo

Lightbot and Lightbot Jr.

Age: 4-8 (Lightbot.Jr), 9+ (Lightbot)
Android: Light Bot
iOS: Light Bot
Web Browser: Lightbot.com
Pricing: Free (Browser), $3(iOS/Android)

Kodable

Age: 5-8
iOS: Kodable 
Web Browser: Kodable.com
Pricing: Free( $7 for Pro version)

Robozzle

Age: 6+
Android: Robozzle 
iOS: Robozzle 
Windows: Robozzle
Web Browser: Robozzle.com
Pricing: Free (1$ for Windows)

Cargo-Bot

Age: 5+
iOS: Cargo-Bot
Pricing: Free

SpaceChem

Age: 10+
Android: SpaceChem Mobile
Steam: SpaceChem
iOS: SpaceChem Mobile
Web Browser: zachtronics.com/spacechem/
Pricing: Free demo , ($10 for steam, $3 for iOS/Android)

Code Combat

Age: 13+
Web Browser: codecombat.com
Pricing: Free

Machineers

Bee-Bot

Paid

Code Monkey Island

Robot Turtles