## Executive Branch Recap: The Bureaucracies

The departments and agencies of the executive branch are responsible for regulating many of the things we use in our everyday routines. Follow a student through her day to find objects regulated by the government.

## Executive Leadership Recap: Roles of The President

The President wears many hats such as Chief of State, Party Leader, Chief Executive and Commander-in-Chief. Try your hand at assisting the President with his schedule, as the Chief of Staff.

## Expansion Concentration

The name of an event, person or land acquisition will appear when you click on a square. Click on another square to match the event or person with the correct land acquisition in this two-minute game.

## Explore & Play with Prisms

Explore the properties of four prisms. Change the direction and speed of each prism's rotation and highlight the numbers of faces, vertices and edges for each one.

## Explore & Play with Pyramids

Explore the properties of four pyramids. Change the direction and speed of each pyramid's rotation and highlight the numbers of faces, vertices and edges for each one.

## Explore Platonic Solids and Input Values

Observe five platonic solids. Input the number of faces, vertices, edges and the number of faces meeting at each vortex in the table provided.

## Exploring the Cultural Framework

Use the triangle model of the cultural framework to explore how products, practices and perspectives are interrelated. Compare two different products, practices and perspectives and see sample answers for each from two different cultures.

## Exploring Zero and Infinity on a Graph

Explore the number line and its elements through a graphic representation of an equation. Move along the curve of the graph of xy=12 to see how the values change as you vary x or y and consider what happens for negative values of x and y.

## Exposition

Listen to an explanation about exposition in Cinderella. Select the text that provides background information on the story’s setting and characters.

## Factors

Explore the factors of numbers 2 to 36. Show how many factors each number has and identify which one are prime.

## Factors of 24

Build rectangles that have an area of 24 square units and compile a list all possible factors of 24. Explain how you know that you have found all the possible factors.

## Falling Objects

Explore the mathematics of a ball dropped from a height of 10 feet. Collect data on the height of the ball with respect to time and plot the curve representing the data.

## Federalism Approaches Activity

The U.S. has a federal system of government where the states and national government exercise separate powers within their own spheres of authority and the lines of power change over time. Explore how the balance of power has shifted over time.

## Figurate Numbers

Observe the geometric structure of numbers. Play with square and triangular figurate numbers on a graph and see the shapes that representative dot patterns can take.

## Find the Feature

Examine a map of the United States and correctly identify major geographic features such as mountains, rivers and oceans. There are 20 questions and you have 30 seconds to answer each one.

## Find the Surface Area of a Cylinder

Watch the net animation of a cylinder. Then calculate the cylinder’s surface area using the formula provided.

## Find the Surface Area of a Rectangular Prism

Watch the net of a rectangular prism fold up into a three-dimensional object. Then calculate and add the value for each face of the prism to get the total surface area.

## Find the Volume of a Cylinder

Determine the volume of a cylinder. Learn the formula for the volume of a cylinder.

## Find the Volume of a Rectangular Prism

Determine the volume of a rectangular cube. Learn the formula for the volume of a cube.

## Finding Pentominos

Pentominos are figures made from five squares where each square must touch at least one other square from corner to corner and side to side. How many pentominos can you make?