Ruby: Reverse words and sentences; Hash practice

hashes.rb

movies = {
  :comedy => ["Dumb and Dumber", "Office Space"],
  :action => ["Terminator", "The Matrix"],
  :suspense => ["Man on Fire"],
  :kids => ["Wall-E", "James and the Giant Peach"]
}

movies.each do |genre, movie_list|
  movie_list.each do |movie|
    puts "#{genre}: #{movie}"
  end
end

recipes = {
  :cake => ["eggs", "milk", "sugar"],
  :steak => ["steak"],
  :hamburger => ["bun", "ground beef", "ketchup", "another burger"]
}

recipes.each do |type, food_list|
  puts "#{type}: #{food_list}"
end

people = {
  :greg => {
    :essays => [
      "essay_1",
      "essay_2",
      "essay_3"
    ],
    :favorite_colors => [
      "red",
      "blue"
    ]
  },

  :kyle => {
    :essays => [
      "essay_4",
      "essay_5",
      "essay_6"
    ],
    :favorite_colors => [
      "green",
      "blue"
    ]
  },

  :stephanie => {
    :essays => [
      "essay_7",
      "essay_8",
      "essay_9"
    ],
    :favorite_colors => [
      "blue",
      "orange"
    ]
  }
}

puts people

reverse_words.rb

def reverse_each_word(sentence)
  reversed = (sentence.split.map do |word|
    word.reverse
  end).join(' ')
end

puts reverse_each_word("This is a sentence to reverse the words of")

# Misread the assignment and thought it was this
def reverse_word_order(sentence)
  reversed = []
  sentence.split.each do |word|
    reversed.unshift word
  end
  reversed.join(' ')
end

puts reverse_word_order("This is a sentence to reverse the word order of")