Good Learning Co.
SavannahYear 8
← Design & Technology
Design & TechnologyMaking skills and structures25 min★★ difficulty

Choosing and using specialist tools precisely

The right tool used the right way is the difference between a clean, accurate product and a wasted piece of material.

Part of your national curriculum
  • Make: Select from and use specialist tools, techniques, processes, equipment and machinery precisely

Lesson overview

What you'll learn in this lesson

Select from and use specialist tools, techniques, processes, equipment and machinery precisely

Key learning points

  • • Matching tool to task
  • • Precision techniques
  • • Machinery and processes

This lesson at a glance

  • 25 minutes
  • 14 parts to scroll through
  • 3 quick checks
  • Marked quiz at the end
  • Gentle pace: short sittings with pauses

Words to know

specialisttechniquesprocessesequipmentmachinery

Scroll down — the lesson carries on below

Part 1 of 14 · Discover7%
1

Watch & discover

Part 1 of 14

Watch first

Choosing and using specialist tools precisely

An English teaching video on this topic from Design Squad . Watch it, then scroll down for the lesson.

In a nutshell

Select from and use specialist tools, techniques, processes, equipment and machinery precisely

2

Learning cycle

Part 2 of 14

Learning cycle 1 of 2

Part 1 · Matching tool to task

A short piece of teaching, then a check to make sure it has landed.

3

Explore the idea

Part 3 of 14

Learn

Matching tool to task

A coping saw cuts tight curves; a tenon saw cuts straight lines cleanly; a file smooths edges after cutting. Choosing the correct tool for the material and shape needed saves time and reduces mistakes that are hard to fix afterwards.

4

Explore the idea

Part 4 of 14

Learn

Precision techniques

Marking out accurately with a try square, ruler and pencil before cutting is essential — 'measure twice, cut once'. Clamping work securely stops it slipping and keeps cuts straight, especially when using powered equipment.

5

Quick check

Part 5 of 14

Quick check

Why mark out accurately before cutting?

6

Reset break

Part 6 of 14

Pause

That's sitting 1 of 2 done

Stretch, get a drink, look out of the window. There is no timer and nothing is counting down — your place is saved, so you can come back in five minutes or tomorrow.

Stop here for now
7

Quick check

Part 7 of 14

Quick check

Which tool is best for cutting tight curves?

8

Learning cycle

Part 8 of 14

Learning cycle 2 of 2

Part 2 · Machinery and processes

A short piece of teaching, then a check to make sure it has landed.

9

Explore the idea

Part 9 of 14

Learn

Machinery and processes

Machines such as pillar drills, laser cutters and 3D printers can achieve precision and repeatability that hand tools cannot match, but they require training, guards and safe settings before use.

10

Quick check

Part 10 of 14

Quick check

What must always be checked before using powered machinery?

11

Challenge round

Part 11 of 14

Game · Sort it

Which of these are true?

Drag each card into the right column. Tap a card first if dragging is fiddly.

True

Not true

12

Challenge round

Part 12 of 14

Game · Fill the gaps

Finish the sentences

Choose the word that belongs in each gap.

Clamping work securely stops it slipping and keeps cuts straight, especially when using powered ____.

13

Mastery quiz

Part 13 of 14

Marked quiz

End of lesson quiz: Choosing and using specialist tools precisely

3 questions, marked with the reasoning shown. No timer.

  1. 1. Why mark out accurately before cutting?

  2. 2. Which tool is best for cutting tight curves?

  3. 3. What must always be checked before using powered machinery?

14

Lesson round-up

Part 14 of 14

Lesson round-up

Ready when you are

Quiz score

Not sat

Games

Not played

Points this lesson

0

Best run

0 in a row

Luna: 0 out of 3 on the practice checks. Only if you feel up to it — one more?

Ask Luna

Do the work

Your written work for this lesson

This is the part you'd do in your book at school. Pick the pieces below, write here or on paper, and photograph anything you draw or work out.

Report

Why the first prototype broke

A team designed a phone stand from 3 mm plywood. The brief said it must hold a 200 g phone at 60° and survive being knocked. The first prototype looked right but snapped at the joint after two knocks.

The team tested again and found the grain of the plywood ran across the narrowest part of the joint, so the wood split along it. They widened the joint from 8 mm to 20 mm, turned the piece so the grain ran along the load, and added a small fillet at the corner to spread the force.

The second prototype survived twenty knocks. It used 15% more material and took four minutes longer to cut — a trade-off the team recorded in their evaluation.

Written for Good Learning Co.

Reading questions

  1. Name the fault in the first prototype and explain why it happened.
  2. List the three changes the team made and what each one does.
  3. Write an evaluation of the second prototype against the brief, including the trade-off.

  • Design sheet

    Diagram

    Sketch two ideas with measurements and notes, then photograph the sheet.

    2 labelled sketches

  • Evaluation

    Writing

    Write how well your idea meets the brief and what you would change next time.

    6–8 sentences

Saved as you type.

Part 1 of 14 · Watch & discover

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    Select from and use specialist tools, techniques, processes, equipment and machinery precisely

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