If you have elodea and snails in your classroom aquarium, or if you have access to a pond with these organisms, your young biologists can set up a controlled experiment to determine how certain ecosystems respond in light and dark...

In this science worksheet, 3rd graders will focus on animals of Australia. Students will respond to nine true/false questions all pertaining to various animals which reside in Australia.

The circle of life is all around us, from the black bears in the nearby mountains to the pile of dead leaves in the backyard. Encourage young scientists to take a critical look at the world around them with a set of lessons...

In this crossword worksheet, students, after discussing different types of birds and animals, complete a crossword puzzle with twelve different clues.

For this ecosystems worksheet, students use illustrations and descriptions of four ponds to determine the order of succession. Students complete 8 fill in the blank questions and 5 short answer questions.

In this manatee crossword puzzle worksheet, students use the 10 clues and the word bank to fill in the blanks in this crossword puzzle.

In this ecological succession learning exercise, students answer questions about the process of succession in four ponds given diagrams and descriptions.

In this manatees worksheet, students read ten words that pertain to manatees. Students match these words to their meanings.

For this fertilizer worksheet, students read about natural and manufactured fertilizers. They answer four critical thinking questions about fertilizers and their use.

In this water worksheet, students watch a video on water, read a passage, complete sentences, write vocabulary words, and write a paragraph. Students complete 5 activities total.

In this American Bald Eagle learning exercise, students click on the links to learn about the American Bald Eagle and answer short answer questions about it. Students complete 5 questions total.

In this science worksheet, learners list the names of 14 animals that live in a wetland. The animals are pictured and numbered. Students identify the animals and color the picture.

In this ESL beaver activity, students read a chart comparing the American and European beavers, then fill in blanks in text about facts in the chart. 

In this student exploration-pond ecosystem activity, students use the Pond Ecosystem Gizmo to measure oxygen concentrations and temperature and record the data on charts.

In this protists learning exercise, 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.

In this science worksheet, students complete 7 sentences about the Indian River Lagoon. Students also locate 12 words in an estuary word search.

In this manatee activity, students explore the characteristics of the manatee. Students match the correct word to each of the ten facts about manatees.

In this invertebrates worksheet, students read about the characteristics of the different groups of invertebrates. Then students complete 10 multiple choice questions.