PBS
Pbs Learning Media: Acid Lake
Students will add acidity to a healthy lake to see what happens to plants and animals in this interactive activity adapted from EcoKids.
University of Guelph
What Are Wetlands?
Wetlands are an important part of our ecosystem. They are often called the kidneys of the land. Learn about wetlands, where they are located, their value, and what threatens them.
Texas Instruments
Texas Instruments: Jason: Does Oxygen in the Water Matter
JASON Aquatic Field Study: Explore how dissolved oxygen is one of the best indicators of the health of an aquatic ecosystem. Measure the dissolved oxygen level of a local aquatic site and explore how it affects water quality.
Science Education Resource Center at Carleton College
Serc: Duckweed Bioassay
This lab was designed with the intent to mimic the effect fertilizers can have on plants in a lake or pond ecosystem. Students determine the effect different fertilizer concentrations have on the growth rate of duckweed plants, as...
Science Education Resource Center at Carleton College
Serc: Macroinvertebrates and Indicators of Water Quality
During this field activity, students will examine different aquatic habitats, collect and identify macroinvertebrates from each and use an index to determine water quality. They will also be able to explain the meaning of tolerant and...
US Environmental Protection Agency
Epa: Surf Your Watershed
This resource provides information on watersheds, maps, activities, and links to local watershed information.
Science Buddies
Science Buddies: Something's Fishy About That Fertilizer
Did you know that when you use fertilizer in your garden, it can eventually reach a lake, stream, or pond? There are many different chemicals present in fertilizers. Learn how they affect the aquatic organisms in the ecosystem within...
US Fish and Wildlife Service
Fish and Wildlife Service: Biologist in Training [Pdf]
Guide for kids and tips for parents on how to explore a wildlife habitat and connect with nature.
abcteach
Abcteach: Ponds
[Free Registration/Login Required] The abcteach directory contains sample pages from their pond unit for non-members. Handouts are in PDF format.