The problem is different for each book.
Tunnels book #1: Will is trying to find his Dad (which he can't find) while being a renegade of the Styx
Tunnels book #2 - Deeper: Will stumbles into the Deeps and finds out about a deadly plaque that the Styx made to destroy all Topsoilers
Tunnels book #3-Freefall: Will and Chester get lost in the Pore, trying to find out about the garden of Eden and find Dr. Burrows
Tunnels book #4-Closer: The Styx will do their best to get revenge on Will, Chester and Dr. Burrows
Tunnels book #5- will be released in 2012
Book 1)The Highfield Mole (2005) rereleased as Tunnels in 2008. Book 2)Tunnels 2 Deeper (2008). Book 3)Tunnels 3 Freefall (2009). Book 4)Tunnels 4 Closer (2010)
Tunnels is a creative well-written book.
There will be no book! Suck!
the conflict in the book is that will is trying to find his father.
yes, Deeper.
Spring 2010
Yes, it is called Closer
Book 5 of the Tunnels Series, titled Spiral, was released on 1 September 2011. A sixth book, titled Terminal, currently has an unknown publishing date.
yes there are a few throughout the book
Do you mean Dark River?
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Yes, there is a fifth book in the Tunnels series called Spiral. It was published in the UK on September 1, 2011. It was later published in the US on May 1, 2012.