Learn about the lives of gorillas born in captivity in this video segment from Nature.

In this art history video Dr. Beth Harris and Dr. Steven Zucker discuss Jan Gossaert's "Saint Luke Painting the Madonna", c. 1515-25. In the Kunsthistorisches Museum, Vienna.

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discussion examines Francisco Goya's "The Family of Charles IV", c. 1800, Prado Museum, 280 cm x 336 cm (Museo Nacional del Prado, Madrid).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discussion examines Goya's "Saturn Devouring One Of His Sons", 1821-1823, 143.5 x 81.4 cm (Prado, Madrid).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discussion examines Grant Wood's "American Gothic", 1930, oil on beaver board, 78 x 65.3 cm / 30-3/4 x 25-3/4 inches (The Art Institute of Chicago).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

In this video segment from NOVA scienceNOW, learn about the effects of gravity as astrophysicist Neil deGrasse Tyson falls through a virtual hole through Earth's center.

Two gray foxes joined the Museum’s menagerie of live native Ohio animals in the reimagined Ralph Perkins II Wildlife Center & Woods Garden—Presented by KeyBank, which opened Labor Day weekend 2016. Gray foxes are one of the only canines that can climb trees—a fact that inspired the young foxes’ names. Buckeye and Ash were born in captivity and hand-raised in Minnesota. In the years since the state-of-the-art wildlife center opened, the pair have bonded with their caregivers and become familiar with their homes. Worksheet available for grades 1-3.

This short video and interactive assessment activity is designed to teach fourth graders about greater or less than comparisons of length (english units).

This 6-minute video lesson looks at greatest common divisors.

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This short video and interactive assessment activity is designed to teach fourth graders about greatest common factor.

This short video and interactive assessment activity is designed to teach third graders about forming largest and smallest numbers (even and odd).

This short video and interactive assessment activity is designed to teach fourth graders about forming the largest or smallest possible number.

This art history video discussion examines Baron Antoine-Jean Gros's "Napoleon Bonaparte Visiting the Plague-Stricken in Jaffa", 1804, oil on canvas (Musée du Louvre, Paris).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This short video and interactive assessment activity is designed to teach third graders about grouping with illustrations - word problems.

This short video and interactive assessment activity is designed to teach second graders about understanding grouping with illustrations.

This short video and interactive assessment activity is designed to teach fourth graders about finding the total number: given remainder and number needed.

This short video and interactive assessment activity is designed to teach fifth graders about finding the remainder - long division word problems.

This art history video discussion examines Guercino's St. Luke Displaying a Painting of the Virgin, oil on canvas, 1652-53 (Nelson-Atkins Museum of Art, Kansas City).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This short video and interactive assessment activity is designed to teach second graders an overview of subtraction (numbers to 100) - word problems.

This art history video discussion examines Gustav Klimt's "Beethoven Frieze", Vienna Secession, 1902.

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.