The number of individual pieces of equipment you need at an event depends on the number of guests. As a very rough guide, you'll need at least one gadget for every five people. If the group is to be split into smaller teams, then you'll need a piece of equipment for each of those teams.

When it comes to equipment for events, rule number one is to make sure all your batteries are charged and you have plenty of spares.



Ouija boards

The most commonly used piece of kit is a Ouija board, also known as spirit boards, talking boards, or séance boards. They have been a popular part of séances since Victorian times. You will probably need several of these. It's not much fun standing around and watching a Ouija board session, so make sure there are enough for everyone. Each board can be used by between three and six people at...