zMath - Math Learning Tools (Fractions)

zMath Fractions is the most comprehensive fractions application designed for Grade 3. It helps 3rd graders learn and improve their fraction skills. zMath Fractions provides a fun, simple and interactive environment for learning.

zMath - Math Learning Tools (Number Sense & Place Value)

zMath Number Sense & Place Values is designed to help 3rd Graders learn and improve their Number Sense and Place Value skills. zMath provides a fun, simple and interactive environment for learning.

zMetro (BlackBerry 10) - DC Metro information at your fingertips

zMetro - DC Metro information at your fingertips. The zMetro app is designed to help DC Metro residents and visitors quick and easy access to Metro information.

It provides quick and easy access to:

  1. Next Train Arrival times.
  2. Metro Incidents/Delay information.
  3. Elevator/Escalator issues.
  4. Create a list of favorite stations.

ZNERGY - your energy estimation toolkit

ZNERGY is a rich web based application, developed as part of the Department of Energy's Apps for Energy challenge. The application allows consumers to estimate their own energy consumption, analyze and compare it against their Green Button Data, without the need for monitoring tools.

zFuel - Alternate Fueling Station Locator

zFuel is a simple and easy to use Alternate Fueling Station Locator for the BlackBerry PlayBook. It provides information and locations of alternative fueling stations across the USA. Its intuitive UI makes it easy to locate fueling station in your area by entering your address/city or zip code. The following fuel types are supported: Electricity, Hydrogen, Propane, Natural Gas, Biodiesel (B20 and above), Ethanol (E85) and Liquefied Natural Gas.

zFuel: Available on BlackBerry App World

MEDZ - Medicare Dashboard

MEDZ is a rich and interactive web based dashboard that was developed as part of the Medicare data Developer's Challenge sponsored by IMPAQ international and NORC at the University of Chicago. The dashboard displays an aggregate view of the newly published public use files (PUF's) for Medicare Claims. The dashboard will help the end user get easy access to the rich dataset as well as give him the necessary tools to perform in-depth analysis on it. The main dashboard displays common attribute (gender and age group) between all the 8 PUF sources. The individual PUF dashboards can be accessed for in-depth analysis. Furthermore, data can be filtered through various criteria's to help the user perform analysis and get insight into this rich and vast dataset. It also allows the dashboard to be displayed by Medicare Part A, Part B and Part D information. The Part A view aggregates information from Inpatient, Skilled Nursing Facility and Hospice Information. The Part B view aggregates information from Outpatient Procedures, Durable Medical Equipments, Carrier Line Items and Home Health Agency ( Home Health Agency is included in Part B, as it is difficult to distinguish the data belonging to Part A and Part B in the information provided in the BSA HHA PUF). The Part D view aggregates information from Prescription Drug Events.

Go to the MEDZ website

MEDZ - Companion Mobile Application

The MEDZ companion mobile application provides users who are on the go with a simple and easy to use application that runs on the Google Android smartphones. The application provides user with the ability to easily navigate, view and filter aggregate information pertaining to the overall Medicare Claims. The complete dashboard can be viewed at

Medz: Available on the Android Market