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Bill Barnum

@billbarnum

subscribers
17K
lessons on Merit
89
topics
20

AP Computer Science A · AP Computer Science Principles

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27:18

AP Computer Science A - Unit 1: Primitive Types

Bill Barnum

118K views on YouTube

5:53
AP CSA · Expressions, Assignment, and Casting

Casting an Object (Upcasting and Downcasting) - Java Tutorial

Bill Barnum

71K views on YouTube

4:30
AP CSA · The Math Class and Wrapper Classes

Random Numbers With Math.random() (Java Tutorial)

Bill Barnum

67K views on YouTube

6:51
AP CSA · Searching and Sorting

Binary Search (Java Tutorial)

Bill Barnum

63K views on YouTube

5:24
AP CSA · String Methods

substring And length (Java String Methods)

Bill Barnum

47K views on YouTube

35:06
AP CSA · Objects, Classes, and Constructors

AP Computer Science A - Unit 5: Writing Classes

Bill Barnum

43K views on YouTube

20:20

AP Computer Science A - Unit 6: Arrays

Bill Barnum

41K views on YouTube

16:02

AP Computer Science A - Unit 4: Iteration and Loops

Bill Barnum

36K views on YouTube

31:08

AP Computer Science A - Unit 9: Inheritance (This topic is NOT on the new curriculum)

Bill Barnum

36K views on YouTube

26:27
AP CSA · if, else if, and else

AP Computer Science A - Unit 3: Boolean Expressions And if Statements

Bill Barnum

34K views on YouTube

4:16
AP CSA · Method Signatures and Class Methods

Static Methods and Non Static Methods (Java Tutorial)*

Bill Barnum

32K views on YouTube

16:30

AP Computer Science A - Unit 7: ArrayLists

Bill Barnum

29K views on YouTube

7:25
AP CSA · Objects, Classes, and Constructors

06 - App Lab (Code.org) Using a ⏱️ Timed Loop ⏱️ to Move Objects

Bill Barnum

28K views on YouTube

25:26
AP CSA · Recursion

AP Computer Science A - Unit 10: Recursion

Bill Barnum

28K views on YouTube

31:05

Inheritance and Polymorphism (Java Tutorial)

Bill Barnum

27K views on YouTube

31:12
AP CSA · Objects, Classes, and Constructors

AP Computer Science A - Unit 2: Using Objects

Bill Barnum

25K views on YouTube

13:46
AP CSA · 2D Arrays

AP Computer Science A - Unit 8: 2D Arrays

Bill Barnum

24K views on YouTube

5:43
AP CSA · Searching and Sorting

Linear Search (Sequential Search) in Java

Bill Barnum

24K views on YouTube

7:01
AP CSA · while and for Loops

Traversing an Array (Java Tutorial)

Bill Barnum

17K views on YouTube

4:14
AP CSA · while and for Loops

Alice 3 Tutorial - #15 - While Loop

Bill Barnum

15K views on YouTube

3:03
AP CSA · Variables and Primitive Data Types

Primitive Data Types (Java Tutorial)

Bill Barnum

14K views on YouTube

5:29
AP CSA · Boolean Expressions

Boolean Expressions (Java Tutorial)

Bill Barnum

13K views on YouTube

5:21
AP CSA · Variables and Primitive Data Types

Scope and Lifetime of Variables (Java Tutorial)

Bill Barnum

13K views on YouTube

5:04
AP CSA · Objects, Classes, and Constructors

Objects and References with Polymorphism (Java Tutorial)

Bill Barnum

12K views on YouTube