3-D shapes (age 9+)
Identify 3-D shapes, including cubes and other cuboids, from 2-D representations
Entire curriculum
1858 concepts · 9 subjects
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Teaching approaches
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1 approach
Identify solid shapes from nets and line drawings while checking hidden structure.
Identify solid shapes from nets and line drawings while checking hidden structure.
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Learning resources
Extra practice links — they do not replace Gakuva’s teaching approach.
PhET Interactive Simulations · Practice link — not the full lesson
Area Builder
Before you open · source notes
Area Builder supports hands-on exploration for 3-D shapes (age 9+). Not every lab worksheet.
Free interactive page, no sign-in required for the tested path.
Before you openAsk the learner what they changed in the sim or page and what they observed.
Opening this link does not save learning or assess mastery.
Source, access and review notes
Public PhET Interactive Simulations 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.
PhET Interactive Simulations. “Area Builder.” External page; Gakuva does not copy, host, embed, or redistribute materials.
Unknown — link only
Check understanding
- Identify a cuboid from its net
- Name the 3-D shape shown in an isometric drawing
- Match 2-D representations to the correct 3-D shape
“If you show your child a flat architect's sketch of a box or a pyramid, can they tell you the name of the 3-D shape it represents?”
Curriculum record
- Type
- Conceptual
- Subject
- Mathematics
- Domain
- Geometry
- Age range
- Ages 9–11
Standards