This one or two player game reinforces number line concepts. Players take turns guessing the secret number. After guessing the monster covers up the numbers if they are incorrect, squeezing the number line in. Play is over 5 rounds. Available number lines are 1-10, 5-15, 10-20, 15-25, 20-30. This app is by McGraw-Hill who regularly have sales where all their apps are free - so keep an eye out. Grades: K - 2 Regular cost: $1.99
Rocket Math HD
A great little app to improve skill with all operations. There are 3 skill levels and players have the opportunity to select the operation they wish to practise. They can choose all 4 operations if they wish. The game includes a chalkboard feature where students can write the algorithm and solve it before entering their answer. This app is free for a limited time only. Grades: 1 - 6 Cost: currently FREE
Fact Pups
This app is designed to improve speed and fluency with number computation. Students can select the numbers and operations they wish to work with so it allows them to tailor learning according to their specific needs. At the end of each round students are given an accuracy and speed reading to help them track their progress. Grades: K - 6 Cost: $0.99
MultiTouch Math
A unique and fun way to practice your mathematics skills. Use your fingers to answer the questions. If the answer is 22 you need two fingers on the 10 hot spot and 2 fingers on the 1 hotspot. You can set the number of questions asked and the types of operations so this app is suitable for all ages. Grades: K - 6 Cost: $0.99
Math Matrix Lite
Math Matrix is a fun math game in which you are given a target number. You then choose two adjacent jewels that when added, subtracted, multiplied or divided equal the target number. Those jewels explode, you score points and new jewels fall down to take their place. Grades: K - 6 Cost: FREE (lite)
Hit Octopus
A gorgeous little app for students to improve their number operation skills. Simply click on the octopus holding the correct answer. Settings allow you to choose the specific type of operation you wish to practise or select a mix.
Grades: K - 6 Cost: $1.99
Slice it!
Love this app - bought the full version within 5 minutes of testing out the free lite version. It's all about slicing shapes into equal pieces using a given number of cuts. Starts off easy but with over 200 challenges it gets much harder. Great to use when teaching fractions and decimals as once you've completed your cut, it shows your sections as a percentage. Grades: 1 - 6 Cost: Lite - FREE Full - $0.99
Chicken Coop Fractions
Funny chicken game. Convert the fractions into percentages and place the nest in the appropriate spot along the number line. Be close and you'll catch the egg as the hen pops it out, be off the mark and the eggs go splat! Loads of fun and a great way to improve your fraction to decimal conversions. Grades 5 - 6 Cost: FREE
Multiply Wiz
A fun little app which encourages children to improve their instant recall of multiplication facts. Students complete quizzes on a selected times table and have their time recorded. This allows them to track their improvements and also post their times and challenge others to beat it. Worth the dollar! Grades: 2 - 6 Cost: $0.99
Top It
There are addition and subtraction versions of this game. A two player game, players turn over two cards, add them together then compare their answers. They score a point for calculating the sum of their cards and an additional point if their answer is the highest. Subtraction game is similar but based on calculating differences. These apps are often on sale for FREE. Grades 1 - 3 Regular Cost: $1.99
Maths Blaster HyperBlast
This is a fast paced arcade style game which covers addition, subtraction, multiplication and division.With 30 levels of awesome graphics students can't put it down as they hurtle through space avoiding bloackades as they collect correct answers. Lots of fun and learning with this app. Grades 1 - 4 Cost $2.99
Stick Math HD
A terrific problem solving game based on the old match stick puzzles. Move one matchstick to make the equation correct. There are three modes to select from. It looks easy but I guarantee it will have you scratching your head at times.