I dont get it

Tisha • I'm a 30yo mama of 2 girls who are 6&8yo and most recently had a boy who was born on his dad's bday! I married my high school sweetheart. Been together for 16 amazing years. He's an army vet & mechanic, I'm an artist. I ❤ art & rock music. We live in a sm

Idk what to make of this. I thought I had the hang of it but now I'm confused? I got a positive on the 19th, 20th, 21st, 23rd and now today it says I'm about to ovulate 😩 please someone help me here.