submarine math app for iPhone and iPad

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Now +,-,x, ÷
with 2 mode play and practice
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Playing a racing submarine underwater game 15 min daily, you will be surprised that you have been improved in Math. Changed from boring ordinary math game for fun with a racing game. Speed up your submarine racing with sea-animal. You will always be surprised what will come next. All pictures and concepts were created by kids from Year 4 and Year 7. Have fun!

Instruction

Just tap on the correct answer to speed up your submarine to reach the finish line in time. Beware of a unexpected obstacle to reduce your speed. It contains with ten different levels.