In a photo from season 5 of Phineas and Ferb, Phineas is standing on a desk and pointing, surrounded by Ferb, Isabella, Baljeet, Buford, and other students in a classroom.

QUIZ: How Much Do You Know About Phineas and Ferb?

By Cassandra Pinkney

The sun is shining, the weather is warm, and school is out. That can only mean one thing… it’s summer! And if there’s any duo who knows how to spend 104 days of summer vacation, it’s Phineas and Ferb.

The Flynn-Fletcher brothers are experts at making every moment of summer count—so, in celebration of the beloved animated series returning to Disney Channel and Disney XD with all-new episodes beginning June 5, what better way to kick off the sunniest season of all than with some Phineas and Ferb trivia!

What is the first thing Phineas and Ferb make during their summer vacation?(Required)
Who among the following is not one of the members of Love Händel?(Required)
What is the name of Agent P’s organization?(Required)
What type of business does Phineas and Ferb’s parents, Lawrence and Linda, own?(Required)
Which of these Dr. Doofenshmirtz inventions appears earliest in Phineas and Ferb?(Required)
Finish the lyric: “Yeah, hypnotize me, put me in a trance / S-I-M-P, squirrels in my pants! ______”(Required)
Who is Dr. Doofenshmirtz’s other nemesis?(Required)
What was the original name Phineas and Ferb gave Perry the Platypus when they adopted him?(Required)
What is Candace allergic to?(Required)