Rantek Inc.

***Our series of geography apps are being used successfully by parents, schools and therapists all o

Ohm's Calculator allows you to enter any two values of resistance, amperage, voltage, or power a

**** Used by school systems worldwide and educators of autistic children! **** This app is a pre-lan

This app is a pre-language exercise to help children understand the concept of rhyming. 40 rhyming s

***Our series of geography apps are being used successfully by parents, schools and therapists all o

Learn the names and locations of all the countries in the United Kingdom with this app that beautifu

Ages 2 & Up. This app has been developed to include activities for children from preschool & kinderg

This app is a fun and educational activity for children to gain practice identifying the letters of

Addition Tables help children with the memorization of the essential combinations in addition!Childr

Try this free version of our Addition Tables app used by Schools around the world! In this lite vers