Order early for pre-holiday delivery. Flinn will be closed December 24th, 2025,
through January 4th, 2026, reopening Monday, January 5th, 2026.
Orders received after 10:30 AM Central Time on Tuesday, December 23rd, 2025,
will ship after we return.
DC95019
Price: FREE
From weapons to electrical power generation, the chain reaction of certain radioisotopes has had a profound effect on society and the environment. How do these chain reactions occur and what do they look like? Use the common domino to create a dramatic visual model of this subatomic process.
1-800-452-1261
