Pencil Lengthener

Part 1: Drawing key lessons

1. What are some strengths of this proposed solution?

• The solution provided is affordable and it comes from a used glue cover. It also caters for all age group to provide a good grip on the pencil.

2. What are some areas for improvement?

• An additional cover or layer can be added to smoothen the uneven surface.

Part 2: Exploring Possibilities

1. Are there current solutions that we can learn from?

• Zhao Linxi has researched the existing solutions and she learned from them.

2. What are some related problems or areas that other pupils can explore in future?

• Pupils can explore problem statements related to reduction in wastage in terms of energy, materials or environment.