Observe the populations of grass, prairie dogs, ferrets and foxes in a prairie ecosystem. Investigate feeding relationships and determine the food chain. Bar graphs and line graphs show changes in populations over time.
In October 1999, Bell LIVE! traveled to the prairie and explored cool animals and plants of this fascinating ecosystem. We discovered why prairies are important to the way we live and what humans do to impact this vanishing ecosystem. Discover the plants
Fermilab's video includes information about prairie plants, animals, history of the prairie, prairie restoration efforts and prairie research projects.
Great virtual manipulatives for kids in primary levels!
There are 2 downloadable files for learning about coins (US currency). Nice!