Convert from Teaspoon [US] to cubic yard

Unit Definition (Teaspoon [US])
The teaspoon is a unit of volume used in food recipes. The U.S. teaspoon is equal to 1/3 tablespoon or 1/48 cup; this is equivalent to 1/6 fluid ounce, about 0.30 cubic inches, or approximately 4.9 milliliters.

Unit Definition (cubic yard)
The cubic yard is a traditional unit of volume in English speaking countries. One cubic yard equals 27 ft³, 46 656 in³, 0.764 555 m³, or 764.555 liters. A cubic yard holds about 201.97 U.S. liquid gallons or about 168.20 British Imperial gallons.