This activity is a free sample from PronPack 2: Pronunciation Puzzles. It can be very tricky to distinguish /s/ from /z/ at the end of a word. Try this maze to see if you can do it. If you find it hard, try two strategies:
This activity is a free sample from PronPack 1: Pronunciation Workouts. It focuses on raising awareness of the role of the tongue, jaw and lips in forming the vowel sounds.
This activity is a free sample from PronPack 3: Pronunciation Pairworks. A minimal pair is a pair of words or phrases with identical pronunciation except for one phoneme.