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ScienceOrganisms & Life ProcessesAges 11–13

Calculating Dietary Energy

Calculate and evaluate energy intake and requirements in a healthy daily diet, interpreting food labels and nutritional data

Lesson

Set out your lesson

Read energy units and compare fictional totals without prescribing intake.

Before teaching

Activity

Ask the learner to explain one prerequisite idea before starting. If uncertain, revisit it; graph order is not learner readiness.

Policy

Check readiness rather than assuming source graph order establishes attainment.

Printer, credit, and teaching notes
Instructions

Use made-up label data, no food diary, body weight, calorie target or personal diet evaluation. Calculations are a classroom model only.

No Printer

Use the supplied stage cards on screen or scrap paper; adult key stays separate.

Materials are ready in each step. Use them on screen or print just the current step. Put teaching examples aside before the learner tries.

Next: Show

Adult extras
What this lesson covers and its limits

These are bounded opportunities, not learner attainment. Partial and blocked source requirements remain so.

  • partial: Calculate and evaluate energy intake and requirements in a healthy daily diet, interpreting food labels and nutritional data

    Bounded objective: Read energy units and compare fictional totals without prescribing intake. Age/activity-based requirement estimation blocked: no validated model/reference supplied. Hypothetical arithmetic only, not medical or nutritional assessment.

  • partial: Reads and interprets a nutritional information label (kJ and kcal)

    Fictional label units and portions interpreted.

  • blocked: Estimates daily energy requirements for a person of a given age/activity level

    Real age/activity requirements lack validated reference model; arithmetic reference explicitly arbitrary.

  • partial: Compares the energy content of different diets and identifies surpluses or deficits

    Fictional totals compared to arbitrary reference, not personal diet adequacy.

  • partial: If {{name}} was reading food labels at the supermarket with you, could they work out roughly whether a meal gives too much, too little, or about the right amount of energy for a day?

    Try offers new-data-calculation for the bounded objective; it does not establish every part of the source assessment. Age/activity-based requirement estimation blocked: no validated model/reference supplied. Hypothetical arithmetic only, not medical or nutritional assessment.

  • Age/activity-based requirement estimation blocked: no validated model/reference supplied. Hypothetical arithmetic only, not medical or nutritional assessment.

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Save photos, notes, and attendance. Export a proof packet for compliance or portfolio reviews.

Learning resources

Extra practice links — they do not replace Gakuva’s teaching approach.

BBC Bitesize · Practice link — not the full lesson

Living organisms

Open practice (new tab)
Before you open · source notes

Living organisms supports Calculating Dietary Energy. 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 open

Ask 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 BBC Bitesize 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.

BBC Bitesize. “Living organisms.” External page; Gakuva does not copy, host, embed, or redistribute materials.

Unknown — link only

Check understanding

  • Reads and interprets a nutritional information label (kJ and kcal)
  • Estimates daily energy requirements for a person of a given age/activity level
  • Compares the energy content of different diets and identifies surpluses or deficits
“If your child was reading food labels at the supermarket with you, could they work out roughly whether a meal gives too much, too little, or about the right amount of energy for a day?”

Curriculum record

Type
Procedural
Subject
Science
Domain
Organisms & Life Processes
Age range
Ages 11–13

Standards

uk-nc-2013:KS3.Sci.Bio.Nutrition.2