screen will not scroll down to the bottom

Turn off VoiceOver

1. Press the Home button

2. Tap Settings.

3. Then double-tap Settings.

4. Tap General.

5. Then double-tap General.

6. Use three fingers on the screen to scroll to Accessibility

7. Tap Accessibility.

8. Then double-tap Accessibility

9. Tap VoiceOver

10. Then double-tap VoiceOver.

11. Tap "On" next to VoiceOver

12. Then double-tap "On" to turn it off.

Disable VoiceOver

You can also try a triple-click of the Home button (must be quick).

It appears that you might have accessibility turned on.

Go to Settings >> General >> Accessibility and turn off all accessibility settings.