You can use SQL Server Express 2014 Download SQL Express 2014 here
download the 32 bit (x86) and use the defaults for installation process with one exception
** USE MIXED MODE and enter an SA password **
When you run the second file (SQL ServerManagementStudio_x86_ENU.exe) it will open . select the first option and Select modify/upgrade the SQL Express instance that you just added. Add all the DB Management tools in the next screen. Both pieces of the install will take some time, so don't give up on it even if it seems to be hung.
When you open SQL Server Management Studio, you may get this... I'm not sure what to do with this, but if you have suggestions, please add in comments.
It did not prevent me from being able to login and create a database.