merıt
Exam Sprint Sign in
HomeLessonsQuick lessonsCoursesAsk Merit AITutorsMerit Tutors' Videos

Study tools

Tonight's planPlusExam SprintMy schedulePlusProgressPlus

Exam Sprint

Your exam, planned day by day.

Free diagnostic in 10 minutes.

Lessons for what you're learning in class. Merit Plus suggests videos for what you're learning in class. Free for your first month.

Sign in to save lessons, track topics, and get a study plan.

Sign in
Popular courses AP Calculus BCAP United States HistoryAP Physics 1: Algebra-BasedAP Computer Science AAP Environmental ScienceAP PrecalculusAP Statistics

Top channels

Khan AcademyFiveableHeimler's HistoryThe Organic Chemistry TutorCrashCourseMichael Porinchak - AP Statistics & AP PrecalculusMr. Sinn
PricingFor teachersHow ranking worksAbout Merit

AboutPrivacyTerms

Videos play on YouTube. AP® and SAT® are trademarks of the College Board, which is not affiliated with Merit.

© 2026 Merit

HomeLessonsCoursesAsk AITutorsPlanSprintYou

Joe Haas

@joehaas0· 5.3K subscribers· 8 lessons on Merit· 7 topics

AP Computer Science A

View on YouTube
9:20

Binary and Sequential Searching AP Computer Science

Joe Haas

18K views on YouTube · 5 years ago

AP CSA · Searching and Sorting
10:26

Inheritance Java AP Computer Science

Joe Haas

2.7K views on YouTube · 6 years ago

AP CSA · Superclasses and Subclasses
10:11

AP Computer Science String Methods

Joe Haas

2.1K views on YouTube · 6 years ago

AP CSA · String Methods
7:14

Casting and Constants AP Computer Science

Joe Haas

1.7K views on YouTube · 9 years ago

AP CSA · Expressions, Assignment, and Casting
8:13

Creating Objects - Java AP Computer Science

Joe Haas

423 views on YouTube · 6 years ago

AP CSA · Objects, Classes, and Constructors
6:40

String Basics Java AP Computer Science

Joe Haas

259 views on YouTube · 8 years ago

10:29

APCS Static Methods Java

Joe Haas

204 views on YouTube · 6 years ago

AP CSA · Static Variables and Methods, and this
5:52

Recursion Introduction Java

Joe Haas

198 views on YouTube · 6 years ago

AP CSA · Recursion