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ScienceScientific InquiryAges 5–12

Safe steps in science tests

Suggest and follow safe procedures when exploring and investigating: following safety rules for exploring with the senses, identifying what could go wrong with the equipment or materials in a planned test, adding a safety step to the plan, using equipment carefully and cleaning up

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A hazard can cause harm. A safety step must match what could go wrong. We will move a spoonful of water onto a sponge, not use hot water or taste materials. If something is unknown, leave it alone and tell the adult. Safety: Adult stays present. Keep water away from outlets and devices. No chemicals, heat, tasting or deliberate smelling. Stop: Stop for spilled water, a cracked cup or an unknown substance. Resume only after adult review; never add hot water.

Materials: Plastic cup, room-temperature water, tray and towel; Clean metal spoon and clean sponge larger than a child’s mouth; Paper and pencil 1. Before touching materials, list three possible problems: water could spill; a wet floor could be slippery; an unknown material might be unsafe. Add a matching action for each. 2. An adult approves the plan. Put the cup and sponge inside the tray, with the towel ready. State the senses rule: look and touch only approved items; no tasting; no smelling unless the adult explicitly approves. 3. Use the spoon to transfer one spoonful of room-temperature water onto the sponge. Say which safety action you are following as you move the spoon. 4. Look for water outside the tray before a second transfer. If there is any, stop and let the adult help dry it before continuing. Do not create a spill on purpose. 5. Empty the cup with adult help, dry the tray, put materials away and wash hands. Mark each planned safety action used or not needed, and explain why one mattered. Done: The learner names a risk, follows matching controls during two transfers and helps complete safe cleanup. Proof: Keep the before/after safety list. Note adult supervision, cleanup help and any stopped transfer. Stop: Stop for spilled water, a cracked cup or an unknown substance. Resume only after adult review; never add hot water.

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US EPA · Practice link — not the full lesson

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Before you open · source notes

Students supports Safe steps in science tests. An adult previews and guides; this is a learning page, not a scored quiz.

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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.

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Check understanding

  • Follow science safety rules when exploring a collection: never taste, smell only when the adult says it is safe, tell an adult about an unknown substance and wash hands afterwards
  • Before a test, say what could go wrong with the equipment or materials (e.g. hot water, a glass thermometer, spilt water) and add a matching safety step to the plan
  • Use equipment carefully during the test, clean up afterwards and explain why each safety step matters
“When your child does a science activity at home — like testing how fast ice melts in warm water — do they think about what could go wrong, follow the safety steps (no tasting, careful with hot water) and clean up afterwards?”

Curriculum record

Type
Procedural
Subject
Science
Domain
Scientific Inquiry
Age range
Ages 5–12

Standards

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