- E-Blox "Earth One" Chapter where Seymour travels into a polluted City
- 8 projects to build such as a bridge, an organic submarine, buildings, etc.
- Includes QR codes for an interactive learning environment
- Over 100 parts, including the E-Blox LED light circuit
- Ages: 8+
The Stories - The City E-Blox Set is a chapter in the E-Blox novelette "Earth One". Ride along with Seymour E. Blox as he travels in an organic submarine named Mimi, faster than the speed of sound under water. Help Seymour repair a very famous bridge destroyed by industrial pollution in a large and ancient city.

This City E-Blox set is an adventure: investigations in a strangely shaped building used as city hall, visits in a famous clock tower and much more.