Go over some earth science concepts and terms with this online interactive crossword puzzle. There are 8 clues provided for learners, covering topics like: tides, algae, and currents. Some of these clues are more clear than others. There...

Amaze soil scientists with a list of the myriad of microorganisms residing in a mere 1/4 teaspoon of soil! Then take them on a ride through the carbon cycle, down to the level of decomposers. Finally, give more specific details about the...

Students look at the data maps given to them about how chlorophyll affects the algae blooms and make predictions about the harm they will cause. In this data maps lesson plan, students manipulate data sets from the website.

Learners use a simple method to collect living microorganisms from natural and/or artificial environments and develop skills in microscopy, observation, drawing, speculation, hypothesizing, oral presentation, and raising questions.

Students explore various types of algae found in Hawaii. In this science lesson, students research species of the three types of limu and identify various uses. Students explore products that contain limu.

Learners investigate the relationships between protozoa, algae and monera in freshwater, shoreline soil, and reindeer rumen. They publish reports of their findings.

In this protists activity, students will read about the different kinds of protists including protozoans, algae, and molds. Students will then complete 2 short answer questions and 1 true or false question.

Students explore the effects of aquatic trophic relationships on water transparency. They observe and explain the effects of reducing nutrient inputs on agal density on water transparency.

Fifth graders learn about foods from the ocean.  For this ocean products lesson, 5th graders brainstorm what foods come from the ocean, fill in a Venn Diagram comparing alginates, carrageenans and beta carotenes.  Students make...

Students play a game to demonstrate the detrimental effects of an algal bloom on the environment. In this microorganism lesson, students discuss microbes and algae. They dramatize the effects of an algal bloom using a role-playing game.

Protists carry out around 40 percent of all photosynthesis on Earth. Pupils view a presentation focused entirely on protists. It focuses on reproduction, structure, function, the benefits, and the dangers introduced by these tiny...

Fifth graders identify function of phytoplankton in the biospere by conducting experiments and simulations and reading for information. They detect the presence of phytoplankton in bodies of water by examining ocean in satellite images...

For this biology worksheet, students identify and define the vocabulary terms listed and make a prediction about the outcomes of the experiment. Then they complete the chart of the observations of the plankton diversity in drops of pond...

For this ecology worksheet, students read and study about coral reefs using online resources to complete 8 short answer questions. They watch a video related to the topic.

In this biology worksheet, students identify and match various classes of species found today. Then they explain why biodiversity exists today on earth and define evolution. Students also describe who a paleontologist is and what they do.

What do corn and career exploration have in common? A lot, if you're considering an agricultural career that contributes to alternative fuel resources. Through a series of films, presentations, activities, and readings, learners will...

Students observe the effects of eutrophication and determine why it is harmful to aquatic ecosystems. They create mason jar ecosystems to observe the growth of algae in pond water. In addition, they observe the effect of introducing...

As an anticipatory set, biologists listen to the story of Ruth Patrick, a scientist who used algae to detect water quality. They observe a demonstration of osmosis and diffusion. In their lab groups, they place Elodea stalks in...

Students participate in an experiment in which they try to stop algae from growing. In groups, they develop a hypothesis and test it while making changes to the experiment along the way. They make observations and organize their data...

Students explore algal blooms.  For this ecosystem and health lesson, students define and describe harmful algal blooms, then discuss ways in which the impact of these algal blooms could be reduced.  Students work in groups to...

Tenth graders determine the cause of an algal bloom in a classroom aquarium. Students analyze the situation and present a solution to the problem in the given time frame after researching and conducting experiments. Solutions are...

Students examine the factors the affect water quality, and allow for animals and plants to live. They look at how engineers apply water quality information when making stream modifications in order to ensure drinking water quality. They...

For this biology worksheet, students identify and write the various species that are still present today. Then they define evolution using three words. Students also describe what a fossil is and give some examples related to a...

Students demonstrate that, although we sometimes can neither smell nor taste them, many ingredients in our foods and household products come from the sea. They also investigate food eat to determine algae derivatives they contain.