Police are appealing for information following a report that around 3.20pm on Friday March 13, a motorcycle had mounted the pavement on Chigwell High Street and drove at speed towards two children, narrowly missing them.
The motorcycle was then said to continue down the pavement towards another group, before either going in the direction of the tube station or turning into Chigwell Park.
No injuries were reported.
If anyone witnessed the incident or has any information about the identity of the motorcyclist, then please contact Loughton CID on 101, quoting reference 42/56682/20.
Information can also be given completely anonymously to independent charity Crimestoppers by calling 0800 555 111 or visiting crimestoppers-uk.org