Math practice exercise on understanding the commutative property of multiplication, e.g.,using an array.

Compute how many steps binary search would take to find an item in arrays of various sizes.

A review of objects--a data type that stores a collection of properties in a single variable. This review includes creating, accessing, and modifying object properties as well as arrays of objects.

Systems thinking is the key to solving complex problems and achieving simplicity. Furthermore, by applying systems thinking to different situations, we also start to recognize the existence of universal patterns of behavior in business...

The Sakalava inhabit an expansive region of Madagascar; their territory today encompasses nearly all of the west coast of this large Indian Ocean island. "Sakalava" is a compound term meaning "the long valleys" or "rivers." A noun as...

Colorful, engagingly written information about astronomy and biology for Portuguese-speaking English language learners. Both subjects are broken down into a broad array of related subtopics. The biology section is particularly helpful...

Thylacoleo or the extinct marsupial lion had an unusual array of adaptations that enabled it to be an effective predator. Explore an interactive fossil of the lion to learn more about each of its' adaptations.

Helps teachers arrange a trip to visit the radio telescope VLA. For those of you not near (New Mexico) it also gives connections into the physics, astronomy and electronics courses. It also has a healthy bibliography of sources.

This page contains an introduction to Radio Astronomy written by the National Radio Astronomy Observatory (NRAO). It contains some basic theory as well as frequently asked questions and teacher resources.

In this exercise, students practice repeated addition. Students receive immediate feedback and have the opportunity to get hints, watch a tutorial video, and try questions repeatedly.

The tutorial investigates area and how it is the total number of square tiles covered. Examples and practice problems are included.

In this video segment from Cyberchase, the CyberSquad tries to reach Ms. Fileshare by using a 3 x 3 matrix to figure out the various ways they can travel to her.

A star known as S0-2 made its closest approach to the supermassive black hole at the center of the Milky Way in 2018.

This university consortium provides on-going, current information on seismic activity happening all over the world. Of special interest is the Seismic Monitor. Open this page to a full screen to monitor global earthquake activity in real...

The DADS description of the dictionary abstract data type.

Students will explore multiplication and word problems. They will work cooperatively to examine a story scenario, list possible questions to develop a completed word problem and solve it using a variety of strategies. The students will...

Learn about storing and updating lists of data in code.

A guide to support parents as they work with their students in multiplication and division with units of 0, 1, 6-9, and multiples of 10.

A guide to support parents as they work with their students in properties of multiplication and division and solving problems with units of 2- 5 and 10.

A guide to support parents as they work with their students in the foundations of multiplication and division.

For this lesson on the distributive property of multiplication, students explore expanded form, learn key vocabulary, and apply their learning to a real-life scenario.

This tutorial explains how to solving inequalities with absolute values. Gives examples and exercises with solutions to practice this new skill.

This lesson contains pertinent information regarding elementary operations for matrices. Step by step procedure makes completing the matrix easy.

This lesson contains pertinent information regarding elementary operations for matrices. Step by step procedure makes completing the matrix easy.