React, Flux, and Redux all fit within the functional JavaScript paradigm. Understanding the basic concepts of functional programming will make you better at structuring React applications.

• what it means to be functional (1, 2, 3, 4, 5, 6, 7)
• imperative vs. declarative (1, 2)
• Populate The United States (demo, code)

• rating colors (1, 2, 3)
• adding colors (4, 5, 6)

• self educate (1, 2, 3)
• DOM (4, 5)

• filtering arrays (1, 2, 3)
• mapping arrays (4, 5, 6, 7)
• object to array (8)
• array to number (9, 10)
• array to object (11, 12)

• invokeIf (1)
• userLogs (2)

• counting down (1, 2)
• deep pick (3)

• compose (1, 2, 3)
• imperative clock (demo, code)
• declarative clock (demo, code)