Questo video descrive alcuni dei modi in cui l'elettroforesi su gel può essere applicata nel mondo reale, dalla medicina legale alla clonazione genica.

This short video and interactive assessment activity is designed to teach third graders about creating largest and smallest numbers given digits.

This art history video discussion examines the Arch of Constantine, 315 C.E., Rome.

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 the Arch of Titus, originally Pentelic marble, early 19h-century restoration is in travertine, c. 81 C.E. (Via Sacra, Rome).

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.

See the many birds that spend their summer in the Arctic in this video segment from Nature.

This short video and interactive assessment activity is designed to give fourth graders an overview of composite figures composed of squares and rectangles.

This short video and interactive assessment activity is designed to teach second graders an overview of area.

This short video and interactive assessment activity is designed to teach third graders about area in grid.

This short video and interactive assessment activity is designed to teach third graders an overview of area of squares and rectangles - word problems.

This short video and interactive assessment activity is designed to give fourth graders an overview of area and perimeter of rectangle.

This arithmetic lesson demonstrates more long division problems with remainders.[Arithmetic playlist: Lesson 26 of 38]

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.

You get the general idea of decimal is and what the digits in different places represent (place value). Now you're ready to do something with the decimals. Adding and subtracting is a good place to start. This will allow you to add your family's expenses to figure out if your little brother is laundering money (perhaps literally). Have fun! Common Core Standard: 5.NBT.B.7

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.

You get the general idea of decimal is and what the digits in different places represent (place value). Now you're ready to do something with the decimals. Adding and subtracting is a good place to start. This will allow you to add your family's expenses to figure out if your little brother is laundering money (perhaps literally). Have fun! Common Core Standard: 5.NBT.B.7

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.

You get the general idea of decimal is and what the digits in different places represent (place value). Now you're ready to do something with the decimals. Adding and subtracting is a good place to start. This will allow you to add your family's expenses to figure out if your little brother is laundering money (perhaps literally). Have fun! Common Core Standard: 5.NBT.B.7

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 tutorial, we'll extend our division skills to include decimals! Common Core Standard 5.NBT.B.7

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 tutorial, we'll extend our division skills to include decimals! Common Core Standard 5.NBT.B.9

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 tutorial, we'll extend our division skills to include decimals! Common Core Standard 5.NBT.B.10

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 tutorial, we'll extend our division skills to include decimals! Common Core Standard 5.NBT.B.11

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.

Let's learn to divide any whole number by any other! Common Core Standard: 5.NBT.B.6

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.

Let's learn to divide any whole number by any other! Common Core Standard: 5.NBT.B.7

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.