Students explore winter, spring, summer, and fall. In this science and technology lesson plan, students use "Kid Pix" to draw pictures that represent the four seasons.

In this plant reproduction worksheet, students complete a crossword puzzle with 36 questions. They identify the different plant reproductive features.

Ninth graders examine the three worm phyla. In this classification lesson, 9th graders observe, compare and contrast the planarian, tapeworm, and fluke.

Students participate in an online lesson showing that gases are formed when liquids evaporate and that when a gas is cooled, it condenses to form a liquid, and gases move and flow more easily than liquids, and how gases differ from solids.

Young scholars examine how micro-organisms are living organisms that are often too small to be seen. They explain that micro-organisms may be beneficial or harmful.

Students ask questions that can be investigated scientifically. They determine how to plan a fair test by changing one factor while keeping other factors the same, to use measurements to draw conclusions and use scientific knowledge to...

Students review what the heart does and why the muscles in the body need oxygen. As a class, they measure their pulse rate while they are resting and after they have jogged for three minutes. They are helped by their teacher to convert...

Students explore organic and inorganic objects. For this environmental lesson students perform a composting experiment using flowers in different soils. Students record their observations.

Pupils work together in groups to report on different topics related to decomposition. They answer questions and share their answers with the class. They discuss any topic that is unclear.

Students fill out a chart on how climate change would affect them and things around them. In this climate change lesson plan, students discuss how global warming affects them and amphibians and then fill out the chart that goes with it.

In this ecology worksheet, students read the vocabulary words and then categorize a species found in a field, meadow, or fencerow in their state or region. Students complete 6 problems.

In this bluebirds worksheet, learners categorize bluebird species found in their state and define vocabulary related to it. Students complete 6 vocabulary words.

Pupils will observe the differences between photosynthesis and cellular respiration. Then they observe the links due to climate changes and relate how climate change affects their lives.

[Free Registration/Login may be required to access all resource tools.] Describes the life cycle of seedless vascular plants.

Students will listen, watch, and read while the teacher goes over the life cycle of the ferns. Students will then use the textbook or Internet websites to draw, label, decorate, or color the life cycle of ferns. Students will also use...

Discover the life cycle of seedless vascular plants.

This lesson activity helps students learn that things change over time and how both plants and animals change in their life cycles. They will demonstrate what they've learned on a Venn diagram and a t-chart.

In this interactive lesson, students learn about categories of plants, plant parts, life cycle, what plants need to grow, and edible plant parts.

Sophie and Max are growing plants in their greenhouse. Join them, and learn about the life cycle of a plant.

Understand the reproduction and life cycle of plants.

Learn about the life cycles of plants and animals then demonstrate what you know with activities, a quiz, and related resources.

This is a large collection of resources on cycles of nature and the Earth. There is a constant exchange of the elements between air, earth, water, plants, and animals. Most biological processes wind up back where they started. These...

Learn about the reproduction and life cycles of plants.

[Free Registration/Login may be required to access all resource tools.] Discusses the life cycle of angiosperms.