Could be KidsGoGoGo that you haven't uninstalled correctly. If you've ever used that program, re-install it and then follow the correct uninstall proceedure.
So first download it
here and reinstall. Then...
The uninstall proceedure for KidsGoGoGo is:
1. Open Kids GoGoGo program.
2. Select "Uninstall" from File menu or click "Uninstall" button in register window.
3. Trash "Kids GoGoGo for OSX" Folder.
Apr 15 03:15:52 My-G4 crashdump: Crash report written to: /Users/mom/Library/Logs/CrashReporter/KidsSafe.crash.log
Means that KidsSafe is crashing and crashdump is creating a crash log at: Users/mom/Library/Logs/CrashReporter/KidsSafe.crash.log