A ready-made logic warm-up for learning spaces.

The product problem

Teachers and learning platforms often want short reasoning activities, but curating a new challenge every day creates recurring preparation work.

Why this placement can work

The first daily puzzle is selected from the easier archive band and the second from the harder band, creating a natural warm-up then challenge. The host educator still decides when and how the activity fits the lesson.

Implementation notes

• Frame it as optional practice or a warm-up rather than a formal grade.
• Explain the 1–6 row, column and cage rules before first use.
• Use a classroom-friendly title such as “Logic Warm-Up”.
• Keep accessibility and device availability in mind for group use.

What to avoid

• Do not use unranked embed completion as a high-stakes assessment.
• Do not send student identifiers through source labels.

A practical example

A tutoring portal places “Logic Warm-Up” above the day’s optional enrichment tasks. Students can stop after puzzle one or take the harder second challenge.

Minimal HTML

<iframe
  src="https://puzru.com/embed/?mode=daily&source=education-puzzle&theme=auto&surface=card"
  title="Daily logic puzzle"
  loading="lazy"
  sandbox="allow-scripts allow-same-origin allow-popups"
  referrerpolicy="strict-origin-when-cross-origin"
  style="display:block;width:100%;max-width:540px;height:720px;border:0;background:transparent"
></iframe>

The host page should remain genuinely useful without the widget. The embed is an interaction layer, not a reason to manufacture thin pages.