The video explains how the periodic table is arranged and how this arrangement highlights patterns in the chemical properties of elements. It covers the order of elements based on their atomic number, their placement in groups based on...

The villa was constructed at Tibur (modern-day Tivoli) as a retreat from Rome for Roman Emperor Hadrian during the second and third decades of the 2nd century AD. Hadrian is said to have disliked the palace on the Palatine Hill in Rome,...

This video provides a lesson on how to use two-way frequency tables to analyze data and determine if one gender likes math class more than the other. It explains the difference between frequency counts and relative frequencies, and...

An introduction to matrices and matrix notation

In this lesson, students will learn how to multiply by creating arrays. They will understand the concept of factors and products in multiplication number sentences. By using arrays, students will be able to visually represent and solve...

In this video, students learn how to represent multiplication using arrays. The teacher explains the concept through examples of carrots, tomatoes, and flowers, demonstrating how the number of rows and columns in an array corresponds to...

The first Temple of Hera, built around 550 BC by the Greek colonists, is the oldest surviving temple in Paestum. Eighteenth-century archaeologists named it "The Basilica" because some mistakenly believed it to be a Roman building. (The...

In this video, the teacher explains how to compare more than two elements by listing their shared similarities in a table. The video focuses on comparing four professionals and their common traits, using specific information from an...

In this video, the teacher explains how to solve division problems using arrays. They demonstrate how an array can represent multiplication and division problems, and show how to divide a total group into equal parts using rows and columns

In this video, students learn how to model situations using multiplication equations. They are introduced to the concept of equal groups and arrays, and how they can represent multiplication expressions.

Investigating the NumPy Python library and how to use it efficiently

This video is a lesson on arrays. It defines what an array is and provides examples of arrays in different arrangements of objects in rows and columns. It also discusses the concept of even and odd numbers and how they relate to arrays....

Snow is an essential part of the 2014 Olympics. How it's formed and how it reacts has been studied by scientists for centuries and continues to this day. Sarah Konrad, a former Winter Olympian who is also a glaciologist at the...

In this video, the teacher demonstrates how to partition a rectangle into same-sized squares by creating columns and rows. By using lines to separate the rectangle into sections, students can easily visualize and count the number of...

In this video, the teacher explains how to partition a rectangle into same-sized squares using toothpicks. The teacher demonstrates the process step-by-step and provides examples to help students understand the concept.

In this lesson, students will learn how to find the area of a rectangle by counting columns and rows. They will use tiling as a strategy to partition the rectangle and determine the number of unit squares in each row and column. Through...

In this lesson, students will learn how to solve for unknown amounts using the commutative property of multiplication. They will understand that the order of the factors can be switched without changing the product.

In this video, students learn how to find the area of a rectangle using the distributive property. The teacher explains the concept step-by-step, breaking down the rectangle into smaller sections and demonstrating how to multiply the...