1. Watch video "05d If statements in Java Programming". Presentation available at: http://nebomusic.net/javalessons/KarelTheDog/05_Java_Conditionals.pdf
2. Watch video "05e If/Else Statements"
3. Complete Java Karel 05: Conditionals
01 Fetch on Row
02 Clean Up Row
03 Reverse the Row
04 Clean Up the World