Follow this structure:
Paragraph 1: Say what it is, when it was invented, and by whom.
Say what happened before it was invented.
Paragraph 2: Say what it looks like and why it’s useful.
Paragraph 3: Give any other information about the invention.
• use / keep / carry
• metal / plastic / electric /
leather / paper
• quick / fun / important
• necessary / helpful /
useful / convenient