Even and Odd numbers

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Intros
Lessons
  1. What are even and odd numbers?
  2. Even and odd numbers: the first fifty numbers (1-50)
  3. Even numbers pair up; odd numbers do not pair up
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Examples
Lessons
  1. Recognizing even numbers
    Circle all the even numbers:
    1. 6, 5, 1, 4, 8
    2. 42, 53, 20, 87, 19
  2. Recognizing odd numbers
    Recognizing odd numbers
    1. 3, 7, 0, 2, 9
    2. 18, 74, 66, 31, 95
  3. Sequences of even and odd numbers
    Fill in the blank
    1. For this list of EVEN numbers: __, 2, 4, 6, 8
    2. For this list of EVEN numbers: 24, 26, 28, __, 32
    3. For this list of ODD numbers: 1, 3, __, 7, 9
    4. For this list of ODD numbers: 69, __, 73, 75, 77
  4. Previous and next odd numbers
    Solve.
    1. What is the next odd number after 7?
    2. What is the even number before 12?
    3. What is the next even number after 38?
    4. What is the odd number before 65?