No sound on my app – Little Chickies (Los Pollitos) by Canticos - Sing, Play & Learn with Latino Nursery Rhymes Review

I love this book and the songs that go along with them BUT my app does not play any sound when I open it for the sing along.
Review by The Mac Attak on Little Chickies (Los Pollitos) by Canticos - Sing, Play & Learn with Latino Nursery Rhymes.