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ScienceScientific InquiryAges 10–12

Risks and safety plans

Describe potential risks when planning repeatable investigations and plan for the safe use of equipment and materials, recording hazards, risks and control measures

Lesson

Set out your lesson

“A hazard can cause harm. Risk concerns possible harm and its likelihood in this task. A control reduces risk. Removing heat avoids a burn hazard here; warnings alone would not remove it. Safety: Continuous adult supervision; no heat, chemicals, glassware or electrical equipment in the work area. Stop: Stop for a spill outside the tray, damaged equipment or adult concern. Do not introduce heating or glass.”

Bring to the table

  • Plastic cup, room-temperature water, tray, towel and spoon
  • Paper and pencil
  • Adult supervisor
Extra for the adult

Worked example. Illustrative review: a spoon drip remained in the tray. Answer: the tray contained that drip, not every possible spill. Water on the floor would trigger stopping, drying and adult review.

Optional challenge. Explain why replacing a kettle removes a hazard rather than merely adding a warning.

What to notice. Keep the approved table, transfer log and control review. Note adult water handling, intervention and any incomplete transfer.

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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.

Learning resources

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

US EPA · Practice link — not the full lesson

Students

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

Students supports Risks and safety plans. 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 US EPA 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.

US EPA. “Students.” External page; Gakuva does not copy, host, embed, or redistribute materials.

Unknown — link only

Check understanding

  • Complete a simple risk table for an investigation (hazard, what could happen, how to reduce it), e.g. heating water or using a kettle
  • Plan safe use of equipment such as hot plates, glassware or sharp tools, including who handles them and what protective equipment is needed
  • Review the plan after the investigation and explain whether the controls worked or need changing
“Before a science project, can your child list what could go wrong — like burns from hot water — and how they'll prevent it?”

Curriculum record

Type
Procedural
Subject
Science
Domain
Scientific Inquiry
Age range
Ages 10–12

Standards

acara-v9:AC9S5I02acara-v9:AC9S6I02the-ontario-curriculum-science-and-technology-20:ON-SCI-2022-G5-A1.4the-ontario-curriculum-science-and-technology-20:ON-SCI-2022-G6-A1.4