Wheres a good place to buy timed triggers?

In one of my science olympiad events we have to set off 4 mouse traps in a certain order under a minute. but the closer to a minute the more points we get. we already have the machine built for regionals but if we make it to state (which we usally do) we would like to build a new one with timed triggers so we could... show more In one of my science olympiad events we have to set off 4 mouse traps in a certain order under a minute. but the closer to a minute the more points we get. we already have the machine built for regionals but if we make it to state (which we usally do) we would like to build a new one with timed triggers so we could have it perfect every time. so any ideas of what we could use. oh yeah and states only 3 weeks so we kinda need it soon
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