Spark Files Books in Order

Susie and Sally Spark oppose Councillor Tripwell's plans to dig up a graveyard and fill in a pond. With their grandmother's help, they use scientific experiments in a comic adventure about protecting their local environment.

The Spark children look after their grandmother and baby sibling while an axe-wielding stranger causes alarm and a royal visit approaches. Their comic adventure incorporates experiments that show how substances change.

Boozle faces removal by dog wardens after being accused of belonging to a dangerous breed. The Spark family tries to prove otherwise, using facts and experiments about classification and patterns to help save their dog.

Simon and Sam Spark investigate disappearing jelly babies while a suspicious stranger waits outside their school. Experiments about electricity become part of their detective work, combining the mystery with science activities for readers.

The Spark siblings argue about Earth's shape before a disastrous boat trip sends them into space, pursued by Master Minde. Their adventure introduces facts about the Sun, Moon and Earth alongside practical science experiments.

With Motion Man loose in Duckpool, Susie Spark is sent to stay with Grandpa Grimlight for safety. Exploring the abandoned fairground behind his house brings unexpected trouble, while the story introduces experiments about forces and motion.

Mysterious activity appears in the night sky over Duckpool as the science-loving Spark family investigates. The adventure weaves experiments into its story, giving children practical ways to explore science while following the family's unusual experiences.

A kidnapped orphan, a giant, a dog called Boozle and a suspicious private detective give the Spark family a difficult mystery. Sam turns to magnetism for help, with practical experiments woven into the adventure.