This issue of the free online magazine, Beyond Penguins and Polar Bears, explores the tundra and how it can illustrate ecological concepts, relationships, and changes.

This nonfiction article, written for students in grades 4-5, explores the relationships between various tundra species: marsh marigolds, bot flies, and caribou. Modified versions are available for students in younger grades.

This informational text explores the relationships between tundra species: marsh marigolds, bot flies, and caribou. The text is at a reading level appropriate for second through third grade. It is a full-color pdf file that can be printed, cut, and folded to form a 2 1/8" by 2 3/4" book. It contains color photographs and illustrations and a glossary.

This informational text explores the relationships between various tundra species: marsh marigolds, bot flies, and caribou. The text is at a reading level appropriate for second through third grade. It is a pdf file that includes only the text and a glossary.

This informational text explores the relationships between various tundra species: marsh marigolds, bot flies, and caribou. The text is at a reading level appropriate for fourth through fifth grade. It is a full-color pdf file that can be printed, cut, and folded to form a 2 1/8" by 2 3/4" book. It contains color photographs and illustrations.

This informational text explores the relationships between various tundra species: marsh marigolds, bot flies, and caribou. The text is at a reading level appropriate for fourth through fifth grade. It is a pdf file that includes text and a glossary.

This informational text explores the relationships between various tundra species: marsh marigolds, bot flies, and caribou. The text is at a reading level appropriate for Kindergarten through first grade. It is a full-color pdf file that can be printed, cut, and folded to form a 2 1/8" by 2 3/4" book. It contains color photographs and illustrations.

This article assembles free resources from the Tundra: Life in the Polar Extremes issue of the Beyond Penguins and Polar Bears cyberzine into a unit outline based on the 5E learning cycle framework. Outlines are provided for Grades K-2 and 3-5.

This article features children's literature about the tundra, food chains, and food webs.

This article describes robots that are helping scientists explore the Gakkel Ridge deep below the Arctic Ocean and links to informational text about them. Versions are available for students in grades K-1, 2-3 and 4-5. Related science and literacy activities are included.

This informational text explore how scientists are using robots to explore underwater mountain ranges in the Arctic Ocean. The difficulties associated with under ice exploration are explained. The text is written at a grade two through grade three reading level. This version is a full-color PDF that can be printed, cut and folded to form a book. Each book contains color photographs and illustrations.

This informational text explore how scientists are using robots to explore underwater mountain ranges in the Arctic Ocean. The difficulties associated with under ice exploration are explained. The text is written at a second grade through third grade reading level. This is a PDF containing the informational text.

This informational text explore how scientists are using robots to explore underwater mountain ranges in the Arctic Ocean. The difficulties associated with under ice exploration are explained. The text is written at a grade four through grade five reading level. This version is a full-color PDF that can be printed, cut and folded to form a book. Each book contains color photographs and illustrations.

This informational text explore how scientists are using robots to explore underwater mountain ranges in the Arctic Ocean. The difficulties associated with under ice exploration are explained. The text is written at a fourth through fifth grade reading level. This is a PDF containing the informational text.

This informational text explore how scientists are using robots to explore underwater mountain ranges in the Arctic Ocean. The difficulties associated with under ice exploration are explained. The text is written at a kindergarten through grade one reading level. This version is a full-color PDF that can be printed, cut and folded to form a book. Each book contains color photographs and illustrations.

This article profiles Dr. Leonid Polyak, a senior research scientist with the Byrd Polar Research Center, The Ohio State University, who studies seafloor sediments from the Arctic Ocean to find clues about the climate conditions of the past.

This free, standards-based website developed for elementary teachers provides hand-picked, reviewed, on-line resources to enhance teacher content knowledge regarding reasons for the seasons.

This article describes how polar scientists collect ice cores from ice sheets and glaciers and how they use these cores to learn about Earth's past climate.

This article summarizes and links to two Science and Children articles that modify the KWL chart to include literacy skills and evidence-based claims.

This article discusses the strategy of using discrepant events in elementary science instruction. It includes links to four video clips of the sun's path in the Arctic or Antarctica.