Investigating River Flow: Calculating the discharge of a stream. part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field investigation in which students will gather data from a stream to calculate the discharge. They will need to interpret their findings and examine what factors could change the discharge of a stream over time.

Investigating Stream Characteristics and Discharge: An Interdisciplinary Approach part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a interdisciplinary field investigation where students will form observations and make calculations about stream characteristics and stream flow.

Effectiveness of MN dams in water retention/ Efectividad de represas en Minnesota con respecto a la retencion de agua part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field trip investigation where students gather stream flow, volume, depth & height (area) data on Ramsey County dams (Keller and Round lake), interpret their findings and make in-depth observations in order to assess the effectiveness of dams through the season and estimate the life-spam of the dams in years.

Who Wants To Live Here? Water Sampling At Our Local Pond and Stream part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field activity where students will perform various water quality tests to determine the types of organisms that live in a local pond and stream, and the characteristics that those aquatic environments seem to have that the organisms favor.

Investigating Steam Discharge: An Interdisciplinary Approach part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This is a interdisciplinary field investigation where students form observations and gather data to estimate stream discharge.

Investigating Aquatic Ecosystems: Macroinvertebrates and Water Quality part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field investigation and comparison of three aquatic ecosystems.

Investigation erosion in our world part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field investigation where students go out to a water source and observe erosion that has taken place.

Erosion in our World part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field investigation where students observe evidence of erosion and deposition in the schoolyard or designated area.

Topographical Maps, Contour Lines and Profiles part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field investigation where students locate a given object using cartography tools, create a topographic map and profile of a designated area, and interpret the Earth’s surface in their area using a professional topographic map.

Investigation of the Minnehaha Falls area part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a combination of a field investigation and direct instruction at Minnehaha Falls. We are investigating Twin Cities rock types and weathering from the flowing water.

Investigating Macroinvertebrates: How Clean is Our Lake? part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This 3-part lesson begins with a field activity beside a lake or stream where students collect and identify macro invertebrates. During the second and third portions of the lesson, students conduct research to answer questions that they have regarding the macro invertebrates that they have identified and then based on the types of macro invertebrates found make a general determination of the cleanliness of the lake.

Calculating the declination of the sun for elementary students part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
Students will observe the patterns of apparent motion of the sun using simple tools.

The Science of Puddles part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
This activity is a field investigation of puddles where students gather data and record their findings.

Minnehaha Falls: Observing Changes in Nature through Drawing and Writing part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
The activity is a field trip to Minnehaha Falls where students will observe and record their findings in a science notebook.

Food Chains: Nature's Restaurant part of MnSTEP Teaching Activity Collection:MnSTEP Activity Mini-collection
In these life science activities, students will participate in field observations of living things & do research of animals they observe to create a food chain & present it to the class. Students will participate in a food web simulation game.