Math Up X
https://itunes.apple.com/app/id667288887
The goals of Math Up X is practice basic and Lattice multiplication. Each level is randomly generated and gets progressively harder. You will be able to monitor your children's skills and progress by view report and statistic. 

Features:
    - Times Tables 2-30
    - Practice Multiplication: 11 levels. 
    - Practice Lattice multiplication method.
    - Customize: Question or Play by Number (Full version)
    - Practice: Revisit incorrect answers 
    - Report: Show Date, Time, Level and Score 
    - Statistic: Show wrong answer, revisit incorrected answer 
    - On/Off Show timer setting 
    - Passcode enable to lock report



Math Up X Pro (Full version)
https://itunes.apple.com/app/id872991926


Math Up X (Free version)
https://itunes.apple.com/app/id667288887


Lattice Multiplication (Grade 3 - 5)

Have you taught your children to multiply with lattice multiplication?
It is a really cool method for multiplying bigger numbers. It's a lot easier than the regular way and it's kind of fun too.


Lattice Multiplication - VERY EASY explaination


Cr.VeryEasyLearning