| Sort by Title | |
|---|---|
| Bird NavigationNASA Connect Segment explaining how birds navigate. Compares the aspects of GPS with natural migration of birds.Grades 3-5 Science |
| N is for No-till PlantingFor centuries, farmers have been associated with the plow, but in the last 25 years this piece of farm equipment is getting less and less use. Tilling the soil is the process of breaking up soil and turning it over in preparation for planting crops, but it can leave the soil vulnerable to the elements. Instead, farmers are opting for no-till planting, which conserves soil by reducing erosion.Grades K-2 | 3-5 | 9-12 Science |
| L is for Land PreservationFarmers work hard to improve, manage and preserve the land for future generations, yet it is disappearing at an alarming rate. Farm land improves our environment, provides food for our families, shelters wildlife, improves water and air quality, and benefits the communities where farms are located.Grades K-2 | 3-5 Science |
| I is for IrrigationWater is critical to all living things, especially to plant growth. When rainfall doesn't provide enough ground moisture, farmers irrigate. Irrigation is the artificial watering of the land to sustain plant growth, and dates back to 5000 B.C.Grades K-2 | 3-5 Science |
