What Is a Volcano
Know what a volcano is: an opening in Earth's surface where hot melted rock (lava) comes out
Lesson
Set out your lesson
“What Is a Volcano means defining a volcano as an opening where hot melted rock (lava) comes out. We will practise once together, then check a fresh example.”
Bring to the table
- Simple volcano diagram card
- Word cards: opening, lava
Extra for the adult
Worked example. A volcano is an opening in Earth’s surface where lava comes out.
Optional challenge. For What Is a Volcano, add that lava is hot melted rock.
What to notice. Keep one parent note: definition said; support used. This session samples volcano basics, not mastery of geology.
Share and support
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Teaching approaches
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1 approach
What Is a Volcano means defining a volcano as an opening where hot melted rock (lava) comes out. We will practise once together, then check a fresh example.
Spend about 12 minutes labeling the opening and lava, saying the definition, then checking a fresh retell.
Family records and proof options
Keep a record of your learning
Save photos, notes, and attendance. Export a proof packet for compliance or portfolio reviews.
Practice this concept
Start practiceWhat Is a Volcano practice
Choose the volcano definition.
Free · no login · no ads · Practice answers and completion are not saved. Parent observation remains the lesson record.
Learning resources
Extra practice links — they do not replace Gakuva’s teaching approach.
USGS · Practice link — not the full lesson
About volcanoes
Before you open · source notes
About volcanoes supports What Is a Volcano. An adult previews and guides; this is a learning page, not a scored quiz.
Free educational page, no sign-in required for the tested path.
Before you openAsk the learner one fact they learned and one question they still have.
Opening this link does not save learning or assess mastery.
Source, access and review notes
Public USGS page. An anonymous GET on 2026-11-12 returned HTTP 200 with no login or payment prompt for this URL. Opening the link does not save practice or assess mastery. An adult should preview and guide the learner.
USGS. “About volcanoes.” External page; Gakuva does not copy, host, embed, or redistribute materials.
Unknown — link only
Check understanding
- Describe a volcano as a place where hot material comes out of the Earth
- Explain that lava is rock so hot it has melted
- Point to a volcano in a picture and describe what is happening
“If your child sees a picture of a volcano erupting, can they explain that it's an opening in the ground where very hot melted rock comes out?”
Curriculum record
- Type
- Conceptual
- Subject
- Science
- Domain
- Volcanoes & Earthquakes
- Age range
- Ages 5–7