GLOBAL KNOWLEDGE ARK

Learning Science · Questions about learning

Doing it now and retaining it later

Distinguish an easy present performance from the ability to retain and use learning after a delay.

Use the examples to connect this lesson with the earlier topics. No specialist equipment is needed.

Back to the chapter

After reading, you can

  • Explain retention
  • Plan an informative delayed check
01

A tune that disappears overnight

After hearing each bar played immediately before her turn, Ada plays a melody correctly. The following evening she cannot begin it. The first result was real, but it depended on recent cues. Retention concerns what remains available after time has passed. Performance is what happens on a particular attempt, with its particular supports.

An immediate check is useful for catching confusion before practice continues. It becomes misleading when its result is treated as proof of durable, independent knowledge. Conversely, a difficult practice session can still contribute to later learning when the learner has enough guidance to make progress.

02

Vary time without changing everything

To examine retention, plan a later task that uses the same target and record the delay. Keep instructions and scoring criteria comparable. If the later task is much harder, a lower score mixes retention with added difficulty. If the exact answer is still visible, a high score may conceal dependence on the cue.

The appropriate delay depends on the goal. Remembering a code for the next minute and maintaining a professional skill for a year require different checks. No universal schedule turns one result into mastery. Several occasions provide a better picture than one fortunate performance.

Change the delay before changing the task

Change the delay before changing the taskA guided performance now uses the demonstration. A later matched check keeps the melody the same and removes the demonstration. A further changed-task check alters the melody or a relevant condition. A difficulty on the changed task is not by itself evidence that the original melody was forgotten.Now: guided performanceSame melody; each bar is demonstrated.Correct now does not establish tomorrow’s recall.Delay; remove demonstrationLater: matched taskSame melody; no preceding demonstration.Ask what remains available.Then change a task conditionFurther check: changed taskA changed melody or relevant condition adds a demand.Difficulty here is not itself proof of forgetting.
A guided performance now uses the demonstration. A later matched check keeps the melody the same and removes the demonstration. A further changed-task check alters the melody or a relevant condition. A difficulty on the changed task is not by itself evidence that the original melody was forgotten.
03

Use the gap constructively

When performance drops, identify which elements need support. Relearn them, retrieve again and return later. A delayed check is not a verdict on ability. It supplies information for choosing practice. Also check changed examples: retaining a memorised answer and applying a method are related but distinct outcomes.

Sometimes the intended performance legitimately depends on support. A pilot uses a checklist and a researcher consults a reference. Retention need not mean memorising every detail that can be reliably looked up. Decide which knowledge must be quickly accessible and which resource-use skill belongs in the real activity.

Worked example

Two checks of a route

A traveller remembers the landmarks of a walking route but reverses the final turn on a later attempt. What has the check revealed?

  1. Keep the earlier supported map-following result separate from the later description without the map.
  2. Record the retained landmarks and the mistaken final direction. This is a specific gap rather than evidence that the whole route is absent.
  3. Practise the junction with a reason for the turn, then check a comparable route description later.

The later check reveals retained landmark knowledge and a direction that needs repair. If navigation with a map is the real goal, also check competent map use rather than treating map-free description as the only useful outcome.

Try it yourself

Think through each question before opening the answer.

  1. Why can rereading feel easier than recalling?

    Show the answer and reasoning

    The visible material supplies cues and may feel familiar. That ease does not directly establish recall after the cues disappear.

    Rereading supplies the content and its layout. Generating the explanation later requires access without those supports, so the feeling and the later action can diverge.

  2. A delayed test uses unfamiliar vocabulary. What is the problem?

    Show the answer and reasoning

    The result may reflect vocabulary demands as well as retention. Use clear comparable instructions or identify the extra demand explicitly.

    When both delay and vocabulary change, a lower score has several possible explanations. Clear comparable instructions make a retention claim easier to interpret.

  3. Ada plays the melody after each bar is demonstrated. Which next check concerns retention, and which adds transfer?

    Show the answer and reasoning

    First ask for the same melody later without the preceding demonstrations; then ask for a relevant changed version.

    Keep the original task comparable for the retention question. A new tune or changed performance demand introduces a separate selection/adaptation question.

What to carry forward

  • Immediate performance and retention differ.
  • Choose delays to match intended use.
  • Use later difficulty to guide another attempt.

References

Sources supporting the explanations and learning checks in this lesson.

  1. Test-Enhanced Learning: Taking Memory Tests Improves Long-Term Retention (2006)Henry L. Roediger III; Jeffrey D. KarpickeOriginal study abstractpsychologicalscience.orgRead source