4.1.1    observe the relationship between living and non-living things in a grassland ecosystem.

				4.1.2    recognize animals and plants found in the grassland ecosystem and identify adaptations necessary for survival.

				4.1.3    classify grassland organisms as producers, consumers (herbivores, carnivores, and omnivores), or decomposers.

				4.1.4    create a model of a food web.

				4.1.5    analyze the impact of both natural changes and human intervention on grassland ecosystems.

				4.1.6   recognize the unique characteristics of different grassland ecosystems.

				http://www.andythelwell.com/blobz/

				http://www.les.com/your_home/electrical_safety_world/index.html

				http://whyfiles.larc.nasa.gov/text/kids/Problem_Board/problems/electricity/intro.html

				4.2.1    construct and design simple circuits.

				4.2.2    differentiate between a series and a parallel circuit.

				4.2.3    classify different materials as conductors or nonconductors.

				4.2.4    construct a circuit to produce light, heat, and sound.

				4.2.5    determine and assess the dangers of electricity.

				http://earth.google.com/

				http://www.nasa.gov/externalflash/m2k4/frameset.html

				4.3.1   name and describe the parts of the solar system.

					Solar System Pictures

				http://kids.nineplanets.org/

				http://space.kids.us/

				4.3.2   describe the motion of objects in the sky such as sun, moon, and planets.

				4.3.3   create a scale model of the solar system showing relative distance and size.

				4.3.4   understand how the seasons and phases of moon are affected by the motion of the Earth and moon.

				4.3.5   develop an understanding of asteroids, meteoroids, and comets in our solar system as well as stars beyond our solar system.

				www.arborday.org/kids/carly

				http://pbskids.org/eekoworld/

				http://www.dnr.state.wi.us/org/caer/ce/eek/earth/index.htm

				4.4.1.    identify characteristics and locations of different biomes.

				4.4.2.  develop an understanding of biodiversity within an ecosystem.