Which student activity best assesses mastery of the alphabetic principle?

• A. Demonstrating fluency through readers theater
• B. Composing regular words using letter tiles
• C. Clapping to count the syllables in words
• D. Decoding unknown words using context clues

Answer: (B)

The main idea here is the alphabetic principle: the understanding that spoken sounds can be represented by letters, and those letters can be combined to form words. Demonstrating this shows a student can map sounds to letters and blend them to create recognizable words.

Using letter tiles to compose regular words directly shows this skill in action. The student must select the right letters to correspond to the sounds heard, then blend those sounds to form a valid word. This is precisely what it means to apply the alphabetic principle—recognizing the link between sounds and their letter representations and using that knowledge to construct words.

In contrast, fluency activities focus on expression and pace rather than the sound-letter relationships; clapping for syllables measures awareness of larger sound units rather than the letter-sound connections; and decoding with context clues emphasizes meaning and guesswork over systematic sound-letter mapping.