Question 1: Describe a common problem that a portable lunch box could solve for students. Explain why this problem needs a solution.

Answer: A portable lunch box helps students carry food easily without mess or damage. It solves the problem of food spilling, keeps food fresh, and is convenient to carry. This problem needs a solution because students often struggle to carry their lunch securely and hygienically.

Question 2: List at least five key features that your ideal portable lunch box should have to meet the needs of students.

Answer: Features could include: a secure locking lid, insulation to keep food warm or cold, a compact size, lightweight material, and a spill-proof design.

Question 3: Identify three materials suitable for making the lunch box and explain why they are appropriate.

Answer: Plastic – lightweight, durable, and easy to clean; Stainless steel – strong, hygienic, and maintains temperature; Silicone – flexible, heat-resistant, and good for seals or lids.

Question 4: Draw a rough sketch of a simple lunch box design that incorporates a handle for easy carrying. Label the main features.

Answer: A sketch of a rectangular lunch box with a lid, a handle attached to the lid or side, and possibly a locking mechanism. Labels should include handle, lid, body, and locking clips.

Question 5: Sketch a plan view (top-down) of the interior layout of your lunch box. Show how you would organize the space inside.

Answer: A plan view showing separate compartments for different food items, possibly a larger main section and smaller side sections, with labels.

Question 6: Write a brief design specification for your lunch box, including size, weight, and material considerations.

Answer: The lunch box should measure approximately 20cm x 15cm x 7cm, weigh no more than 200 grams, and be made from food-safe, BPA-free plastic or stainless steel for durability and safety.

Question 7: Identify two safety considerations you must take into account when designing your lunch box.

Answer: Ensuring no sharp edges that could cut users, and using non-toxic, food-safe materials that won’t leach harmful chemicals.

Question 8: Explain how your design meets the needs of different users, such as younger children and teenagers.

Answer: The design could include bright colours or fun patterns for younger children and a sleek, minimalist style for teenagers. Handles and locking mechanisms should be easy to use for all ages.

Question 9: Propose two ways to test and evaluate your product once it is made.

Answer: Conduct user testing to gather feedback on ease of use and durability, and perform temperature tests to ensure insulation effectiveness.

Question 10: Based on your initial ideas, suggest two improvements you could make to your lunch box design.

Answer: Adding a removable inner tray for easy cleaning, and incorporating a section for utensils or napkins.