IGCSE Design & Technology (0445) — May–June 2025, Paper 33

Fig. 1.1 shows timber being seasoned naturally in the open air. The arrangement has a roof to protect from sun and rain, with timber boards stacked horizontally separated by…

Fig. 2.1 shows two products, lengths of tube and a washing-up bowl, made from plastic. Name a specific process that could be used to manufacture the tubes.

Fig. 3.1 shows strips of hardwood glued and clamped together to make a chopping board. Name the type of cramps used.

Fig. 4.1 shows two tools, A and B, being used on the end of a round metal rod. Tool A is a thin pointed marking tool held against the rod end; tool B is a centring tool resting on…

Fig. 5.1 shows a basic design for a letter rack made from 4 mm thick acrylic. Draw a former that could be used when bending the acrylic to the shape of the letter rack.

Fig. 6.1 shows a handle made from polymorph. Polymorph is a thermoplastic supplied as granules. The figure shows a hand holding loose polymorph granules and, separately, a hand…

Complete Fig. 7.1 to show a tee halving joint. Fig. 7.1 shows two pieces of timber meeting in a T arrangement, ready for the halving joint to be drawn in.

Fig. 8.1 shows a box with a hinged lid, made from 12 mm thick hardwood and measuring 300 across, with an internal divider. The lid opens at the back edge marked A. Sketch and name…

Fig. 9.1 shows details of a jig used when bending a brass strip to shape. A brass strip is located against a single steel peg (diameter 6 mm) set into an 18 mm thick base. The…

Fig. 10.1 shows two office chairs, A and B. Identify one design feature on Chair A.

Fig. 11.1 shows a drill rack that will be attached to the pillar of a pillar drill. The drill rack is made from 15 mm thick plywood. State two specification points that a designer…

Fig. 12.1 shows a child's xylophone that could be made in a school workshop. The stand is made by laminating beech veneers. Describe what is meant by the term 'veneer'.

Fig. 13.1 shows a basic design for a headphone stand made from 5 mm thick acrylic. Give two properties of acrylic that make it suitable for the headphone stand.