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Grade 3 · Science · Unit 9 of 10

Solutions, Technology & Taking Action

Many ways to solve a problem, and the good and harm that technology can do.

What your child practises

Practises that problems can have many solutions, weighing benefits and drawbacks of technology, and taking action on local issues such as litter, safer structures and habitats.

Nunavut Curriculum approved guide: NWT Science and Technology K–6 (2004), Physical science · many possible solutions, effects of technology and taking action on science and environment issues

Sample questions

A taste of this unit. In the app, questions change every time and get easier or harder to match your child.

  1. Question 1

    To choose the best solution, you think about how well it…

    • rhymes
    • works and what it costs or affects
    • looks in a photo

  2. Question 2

    A solution may affect people, animals and…

    • nothing
    • only your shoes
    • the environment

  3. Question 3

    You see a young tadpole pond drying up. A helpful action is to…

    • fill it with sand
    • pour paint in it
    • tell a teacher so people can protect the pond

  4. Question 4

    A benefit of a bike path is that it…

    • gives people a safe, clean way to travel
    • makes more traffic
    • closes the park

  5. Question 5

    Which solution to litter on the playground is best for the environment?

    • Place bins and reuse containers
    • Bury it in the grass
    • Burn it

  6. Question 6

    Which question helps pick the best solution?

    • Is it purple?
    • Does it work, is it safe, and is it fair to everyone?
    • Is it the heaviest?

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