This charger is for an iPhone and will not properly charger your iPad. It doesn't supply enough electricity.
This is the charger you want to use for your iPad. It provides enough electricity to keep it charged.
Hold the home button and the power button. Hold for about 7-10 seconds until it suddenly shuts down. Then turn the iPad back on.
Put the iPad on the proper charger. If it fails to charge email helpdesk@hardingacademy.us.