There is always something happening around the World Heritage Site with events such as open days, familiy activities, talks and guided tours for both adults and families. Please check the websites of Our Partners to see what events are available.
You might also like to look on these events pages:
English Heritage Stonehenge
National Trust Avebury
National Trust Stonehenge Landscape
Wessex Archaeology have a blog which tells you about exciting archaeological finds and their events for the public.