| Free shipping on orders over $199 |  |
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.
With the Cartesian Divers: Boyle’s Law Activity—ChemTopic™ Lab Activity, construct a variety of squeezable/sinkable Cartesian divers with the simplest of equipment and materials and a little imagination. Available as part of The Gas Laws—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.
1-800-452-1261
