Book 1

Spark (Spark series #1)

by Jennifer Ryder

Published 24 February 2014

Book 2


Book 3

Strike (Spark Series #3)

by Jennifer Ryder

Published 31 August 2014

Book 4

Sting (Spark Series #4)

by Jennifer Ryder

Published 16 February 2015

Book 5

Switch

by Jennifer Ryder

Published 6 September 2015