Weed-killing Robot Earns Inventor Top Prize

Weeding out the competition, Alexandra Primary School pupil James Avenell (13) has been awarded Top Junior Bright Spark at the national competition for young inventors.

He has won the award for a weed spraying robot that automates a common gardening chore.

By taking photos and comparing them to a database of plants via its WiFi connection, the robot can learn to detect different species and spray the weeds while avoiding other crops.

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