Matchmatics is a maths with matches puzzle game made better than ever, all you have to do is to replace one matchstick to correct a simple mathematic equation. This link takes you through to the free app, but a paid version is also available.
Think Maths, and think scrabble. Combine them together and you've got Numbler. Numbler is a game where players build math equations in a familiar crossword style board. All the mental fun of popular board and online word games, but with numbers instead of letters.
A selection of basic maths, science and English learning games with spoken instructions for those who benefit from a games-based approach. Lots of worksheets too. Good for EAL learners and children with reading challenges.