Design choices and trade-offs — Design, 7–10 years
A design cannot usually be best at everything. Designers compare goals and accept a sensible compromise when improving one feature makes another harder.
Not every goal fits
A designer may want something light, strong, cheap, large and colourful at the same time. Usually, one choice helps one goal but makes another harder. A trade-off means choosing the balance that matters most for this design.
Why compare choices
Real objects have limits: time, money, space, weight and available materials. Designers face these limits because people need useful objects they can actually make, carry or buy. Comparing choices prevents one attractive feature from hiding a serious problem.
Choosing a lunch box
Imagine two lunch boxes. Box A weighs 200 g and holds 500 ml; Box B weighs 350 g and holds 800 ml. If a small bag matters most, choose A. If carrying more food matters most, choose B. Neither is simply the winner: the goal decides.
The fanciest choice is not best
A shiny colour, extra buttons or a larger size can make a design look exciting. It is reasonable to notice these first, because they are easy to see. But a design must still do its job, fit its limits and be safe to use.
Choices in real design
A bicycle designer balances low weight, strength, comfort and price. A shoe designer balances grip, flexibility, protection and appearance. When you ask which feature matters most before choosing a product, you are thinking like a designer.
Keep exploring
Other languages
Loading MyLeoNes™…