A few things that don't require any visual aid:
- International Space Station fly-overs
- Iridium flares
- Meteor showers (Delta Aquarids peak at the end of this week)
You can get predictions for the ISS and Iridium flares for your location from
http://www.heavens-above.com/, I find these are great fun for watching with my space mad 4yo daughter as they tend to occur in the early evening before bed time.