Science-X-Mas Cards - Set of 4
A set of 4 science themed holiday cards, 1 each of the following designs:
- Geology for the Naughty
- The Physics of Frosty
- The Thermodynamics of Cocoa
- The Kinetics of Reindeer Flight
These 5" x 7" cards are blank inside, with 4 matching white envelopes included.