First graders recall and verbally list the parts of a dog, or a chosen subject, based on observations using the senses. They discriminate between living and non-living subjects, and create artistic representations of the parts of a dog.

Eighth graders identify and categorize different types of animals which lay eggs, use a five step method for viewing and interpreting a piece of artwork, and use an indirect method to find the mass of a large object.

Young scholars use their knowledge of dolphin natural history to create a "movie."

Learners examine the role the river played in the settlement of towns in the basin. Student groups prepare an oral presentation on Milford Lake, Tuttle Creek Lake or Perry Lake.

Students explore respiration in a lake ecosystem by experiment and research.

Learners are introduced to the unit on the importance of diversity of life and the role that interdependence plays in our worlds. this is part of a multi-instructional activity unit on the diversity of life.

Third graders search TDC database for images of physical geography maps, weather maps, natural resources maps, and old travel brochures. They create a new travel brochure of an area of their choice using the information they gathered.

Third graders search TDC database for images of immigration from other countries, maps, and diaries. They identify the challenges that immigrants had to endure to reach the United States.

Seventh graders use a pond to explore macroinvertebrates and other organisms. They use a dichotomous key to classify the organisms and maintain a journal recording their findings.

Seventh graders explore watersheds and take samples and analyze the data from a watershed in the area.

Students study physical features of a local stream. They study how to identify water features on topographic maps.

Young scholars become more environmentally conscious. They see that it may be too late to "save" the Aral Sea, but there is still hope to prevent the ecological collapse of the Salton Sea.

Students examine soil in forests looking for animals and insects. They divide the animals based on their number of legs and draw the animal they have collected.

Students compare data from two proposed strategies on how ot best preserve the diversity of plants and animals. They complete a worksheet and share theirviews with the rest of the class.

Students examine the Iowa state quarter and discuss things they value. They draw a picture of something they value and then practice identifying the values of coins.

Students examine state names that are derived from American Indian words and phrases. They effectively communicate ideas through the use of clear descriptive writing. The reverse of the Montana Quarter is used as inspiration for this...

Students describe different types of water pollutants. They complete experiments in which they observe the affects of water pollution on algae. They also brainstorm and list three causes of each water pollutant.

Students begin the experiment by mapping and calculating their school parking lot. They calculate the volume of water falling on the lot and map the route the water runoff takes. They discuss the roles that humans play in affecting water...

Students design and create scarecrows. They write descriptively about the scarecrow for a classroom scarecrow show.

Students examine the effects of bycatching on water environments. They discover how echolocation works. They participate in a simulation of the process to use it while walking blindfolded.

Pupils explore importance of a herbarium and start one of their own.

Sixth graders role play predators, prey and other parts of the aquatic ecosystem. They show inter and intra-specific competition as well as the link between abiotic and biotic components in an ecosystem. Students play games about the...

Students participate in a lesson plan that is concerned with the ecosystem of a local pond. The teacher makes arrangements for students to take a field trip. Time is spent in class for preparation and afterward for debriefing of lab...

Students conduct an Internet investigation to discover the natural history of local salmon and/or steelhead. They then write a story that describes the life of a salmon or steelhead from the local creek, including a description of each...