Bubble Maths Lite

This app will test your maths skills, starting with simple sums through to more complex addition and subtraction.
There are 25 questions per level. For every correct answer you get a star, with the aim to get all 25 correct.
Complete one level to unlock further levels until you have completed them all.
This app is great for children and adults alike but all of the questions are based around Key Stage 1 and 2 style questions so great for children 5+ years.
Are you a maths expert and can you get all of the stars?