Melting ice cubes
Mirjam Glessmer, University of Bergen
Explore how melting of ice cubes floating in water is influenced by the salinity of the water. Important oceanographic concepts like density and density driven currents are visualized and can be discussed on the ...

Economics of installing Solar PV panels: is it worth it to the individual?
Martin Walter, University of Colorado at Boulder
We show that it is economical for an individual to install solar photovoltaic panels in Denver, Colorado; and this is a sustainable strategy for society at large.

How Wind Affects Various Objects
Tina Beeler Lincoln Center Elementary South Saint Paul, MN
This activity is a center investigation where students learn about wind force using a fan/wind tunnel and objects.

Investigating Three Main Ingredients Needed to Create a Cloud in a Bottle
Gwyn Curran, Homecroft Elementary School, Duluth, MN based on an original activity from the SAK kit, Weather, p.1. and lesson by Craig Wolter, MnSTEP Elementary Earth Science Institute 7/25/08
This is a hands on activity for creating and observing a cloud in a bottle.

Measuring and recording the weather around us using a science notebook in second grade.
Jen Froisland Chanhassen Elementary, Chanhassen, MN.
This activity is a field investigation where students measure, record and describe weather conditions using common tools (rain gauge, thermometer, and barometer). They will compare their observations to Weather.com (online) and the local newspapers to compare their findings, and record these observations.

Investigating Temperature: Using a Thermometer
Colleen Fridlund
Students will record the temperature daily, using a bar graph, color coded bars. this monthly bar graph helps students understand phenology and interpreting graphs.

How does weather change?
Susan Anderson, Taylors Falls Elementary, Taylors Falls, MN based on an activity from Houghton Mifflin Science Grade 2 Weather Patterns, p. D6.
This activity is a field investigation where students gather temperature and weather data in the a.m and p.m. and develop a new, experimental question to predict temperature over the course of the year.

Classroom Phenology: Using the Environment as a Source of Data and Observations
Carrie Otis Minnesota Internship Center English Language Academy Minneapolis, Minnesota
This activity is a classroom and schoolyard investigation where students collect daily temperature and precipitation readings, weather observations, and weekly phenology reports in a phenology binder and in nature journals. Students then analyze this data and compare to recorded values in the Weatherguide calendar.

Singing the Water Cycle
Lynn Swanberg
This activity teaches the water cycle using song and movement.

How Clouds are Made
Shawna Traver, Michael Frome Academy, Woodbury, MN based on an activity suggested by Angie Lawrence
This activity is a classroom demonstration where students observe how clouds are formed.