Pegword Strategy¶

Strategy · All strategies
Evidence · 3 claims (3 for) · 10 studies (4 quant-synthesis, 3 causal, 3 review), q2–q4 · 3 of 10 report an effect size

Description¶

The pegword strategy is a mnemonic technique that uses rhyming words to represent numbers or order. Learners first memorize a fixed list of concrete "pegwords" for each number (one = bun, two = shoe, three = tree), then form interactive visual images linking each pegword to the item to be remembered. Retrieval proceeds by recalling the pegword, which cues the associated image and its content. It is a variant of the keyword method applied to ordered or numbered information.

Design Implications¶

The strategy exploits dual coding — pairing verbal rhymes with vivid images creates two retrieval routes instead of one Dual coding improves recall over verbal-only encoding. [+M] — and offloads the burden of remembering order onto a pre-learned structure, so working memory is spent only on content-item associations Chunking reduces working memory load. [+M]. Effectiveness depends on learners actually generating or studying interactive, vivid images; simply presenting pegword lists without imagery training yields much smaller gains [~M].

Context¶

Requirements¶

• A pre-taught, overlearned pegword list (one = bun, two = shoe, three = tree…) — the pegs must be automatic before content associations are added
• Explicit instruction in forming interactive images, ideally via Demonstration of the association process
• Concrete pictures or drawings for younger learners or those with imagery difficulties
• Regular retrieval Practice and spaced review Spaced repetition improves retention. [+S]

Constraints¶

• Requires significant initial effort to memorize pegwords; if the pegs are not automatic, the added load can impair rather than support encoding [~M]
• Ineffective for conceptual understanding — it supports verbatim recall of ordered facts, not transfer, inference, or problem solving [-M]
• Images that are too literal or non-interactive (item merely placed next to the pegword) produce weak associations [~M]
• Fixed peg lists cap capacity at the number of pegs taught; long lists require extended peg systems that add load

Implementation Variability¶

• Teacher-supplied versus learner-generated images: generation is more durable but slower and riskier for novices [~M]
• Number rhymes (bun, shoe, tree) versus shape pegs (one = candle, two = swan) — shape pegs suit younger children
• Combined with the keyword method for foreign-language vocabulary ordered by frequency or lesson number
• Pictorial pegword cards for learners with weak imagery or working memory limitations

Target Learners¶

• K–12 and higher-education learners who must memorize sequences, dates, steps, or numbered lists [+M]
• Students with learning disabilities or memory challenges — one of the best-replicated populations for mnemonic instruction, with large effect sizes in special education research Mnemonic instruction produces large gains for students with mild disabilities. [+S]
• Less valuable for learners who already organize content via meaningful schemas; rote pegs can interfere with existing structure [~M]

Target Learning Goals¶

• Verbatim recall of ordered information: historical dates, amendments, taxonomic lists, procedural steps
• Association of events with numbers or sequence positions
• Visual-imagery skill as a transferable memory habit
• Not appropriate for conceptual, relational, or application-level goals [-M]

Instructions¶

1. Teach and overlearn the pegword list until recall is automatic, using Chunking (teach pegs 1–5 first, then extend).
2. Demonstration: model forming an interactive image for one item ("sugar poured on a bun"), thinking aloud about what makes the image memorable.
3. Guide learners to form their own interactive images for each item, or supply pictures for learners who need them.
4. Provide immediate retrieval Practice: learners recall items by walking the peg list forward and backward.
5. Enhance Retention and Transfer through spaced review sessions across days and weeks.

Related Strategies¶

• Acronyms and Acrostics — the other major verbal mnemonic; pegwords add order and imagery that acronyms lack
• Keyword Method — the same rhyme-and-image mechanism applied to vocabulary rather than ordered lists
• Spaced Repetition — the schedule that maintains pegword associations over time

Related Elements¶

• Demonstration — modeling image formation is the critical instructional step
• Practice — retrieval practice cements the peg–item associations
• Visual Imagery — the cognitive operation the strategy trains and depends on

Examples¶

• American history (Sugar Act, 1764; Stamp Act, 1765): picture sugar poured on a hamburger bun (pegword for one) for the Sugar Act; a pair of shoes (pegword for two) covered in stamps for the Stamp Act.
• Mastropieri & Scruggs' mnemonic research program: students with mild disabilities taught pegword lists for historical events and science facts substantially outperformed typical-instruction controls on recall tests.
• Foreign-language study: learners peg the first ten high-frequency Spanish words to pegwords one through ten, forming images linking each pegword to the keyword translation.

Key Sources¶

• Mastropieri, M. A., & Scruggs, T. E. (1989). Constructing more meaningful relationships: Mnemonic instruction for special populations. Educational Psychology Review, 1(2), 83–111.
• Scruggs, T. E., & Mastropieri, M. A. (1990). Mnemonic instruction for students with mild learning disabilities: Implications for resource room settings. Learning Disability Quarterly, 13(4), 271–280.
• Paivio, A. (1971). Imagery and verbal processes. Holt, Rinehart & Winston.
• Carney, R. N., & Levin, J. R. (2000). Mnemonic strategies: Instructional techniques worth remembering. Teaching of Psychology, 27(4), 249–253.
• Levin, M. E., & Levin, J. R. (1990). Scientific mnemonics: A method for remembering more than anyone thought possible. Journal of Science Education and Technology, 1(1), 23–32.