EdAlive is giving away 10,000 FREE downloads of Ultimate Maths Invaders. In today’s digital world kids so easily lose facility with mental maths. Ultimate Maths Invaders boosts kids mental maths ability. It’s full of rapid-fire Tables and Number Facts. Players repel the invaders and master mental maths. Covers essential numeracy skills for children aged 5 – 15 including: + – x ÷,  -2,  %,  2.2, 0.2,  1/2,  √2 and more!