Patterns AB ABB ABC — Answer Key
Part A: Trace the Words
Trace each word carefully by following the dotted lines.
1. AB
2. ABAB
3. AAB
4. ABB
5. ABC
6. ABCABC
Part B: Fill in the Blank
Write the missing word or number on each line.
1. red, blue, red, blue
AB patterns repeat two items, so after red comes blue every time.
2. circle, square, circle, square
This is an AB pattern that switches between circle and square each step.
3. apple, banana, apple, banana, apple, banana
AB fruit pattern alternates apple, banana, so banana follows the fifth apple.
4. star, moon, star, moon, star
AB pattern alternates two items, so star follows moon to keep the rule.
Part C: True or False?
Read each statement. Circle True or False.
1. Red, blue, red, blue is an AB pattern.
True False
AB patterns alternate two items, and red and blue alternate here perfectly.
2. Circle, circle, circle, circle is a pattern that repeats.
True False
All same items make a row, not a pattern, since nothing actually alternates.
3. Red, red, blue, red, red, blue is an ABB pattern.
True False
This is AAB because the first item repeats twice, then a different color comes.