Learn about super cold dry ice by making fun smoke-filled bubbles that can be held, rolled, bounced, and then popped into a burst of smoke.
This pen writes like normal, but the ink disappears when heat is applied and can be made to reappear when placed in the cold.
These fun reusable drink stirrers allow you to safely put dry ice directly into cocktails and other drinks to release effervescent fizzy bubbles and smoky vapors... More
This portable device is capable of producing a 1 lb. block of dry ice in as little as 60 seconds for keeping foods and beverages cold at picnics and parties.