Anatomy 4 Kids is a free set of questions so that children can learn human anatomy very easily in English and Spanish . There are three levels of difficulty asking questions about bones , muscles, organs and anatomy of the body in general.
 
This application can be zoom images to view the details of the pictures.

A simple app designed as a quick reference for chemistry students.

Includes a periodic table with links to wikipedia, a tool to calculate molecular masses of compounds, a table of polyatomic ions, constants, solubility rules, tools for calculating molarity and volume of solutions, tools for converting between units commonly used in chemistry...

This app provides a pictorial representation of the periodic table of the elements.

Click on each of the elements to see details of that element.

Lumos StepUp provides Math and ELA practice for Smarter Balanced & PARCC tests.

Learn essential phrasal verbs by setting out on a space adventure with Alex the mole!