Spark is trapped in a cave with a sleeping dragon! He needs a light that’s small and dim. Do you have what it takes to save him? You’ll need to master parallel circuits and try out a few configurations to rescue Spark.
Dive into the third book in Electric Challenges, an interactive ten-book series that turns bored young readers into hands-on engineers and the newest masters of electron flow. It’s a hilarious introduction to engineering packed with creative problems and helpful hints from Spark’s friends. Perfect for students aged 8-12; challenges require a few cheap mini light bulbs and wires in addition to common household items.
