a VOICED as in, THat, THink THose
and an UNVOICED sound as in, mouTH, baTH, cloTH
Here's a phrase to help you practiced the voiced TH:
Think things through Theo~!
To think through means to think carefully about something and think about the possible consequences of your actions. Meaning if I do A then maybe B will happen...
Here's a phrase to practice the unvoiced TH:
Beth studied math in the bath.
Here's a video to help you out:
Have a good weekend!
Phil