Topmarks Online
Topmarks: Multiples and Factors
A multiple-choice game with two game modes. In the first, you need to identify the Lowest Common Multiple and in the second the Highest Common Factor. Questions increase in difficulty depending on accuracy.
Topmarks Online
Topmarks: Mental Maths Train
Mental Maths Train is a multiple-choice math game that focuses on the essential vocabulary of addition, subtraction, multiplication, and division.
Topmarks Online
Topmarks: Loop Cards
Fantastic for improving your mental maths. Similar to dominoes, complete the loop against the clock while practicing addition, subtraction, multiplication, and division.
Topmarks Online
Topmarks: Daily 10
Daily 10 has maths questions on a range of maths concepts: addition, subtraction, ordering, partitioning, digit values, rounding, multiplication, division, doubles, halves and fractions. Great starter or plenary activity. Useful for...
E-learning for Kids
E Learning for Kids: Math: Australlia Bbq Party: Addition
Students will complete a series of learning games to practice addition with standard algorithms.
AAA Math
Aaa Math: Mentally Adding Two Digit Numbers
This site explains how to mentally add two-digit numbers. Gives exercises and games to practice this skill.
Ministry of Education and Employment of Spain
Red Escolar: Numeros
Numbers have very interesting properties and we can do many tricks with them. Try several math tricks and games that you can play by yourself or with a friend.
Ministry of Education and Employment of Spain
Red Escolar: Problemas De Holmes 2002
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
Ministry of Education and Employment of Spain
Red Escolar: Palitos Y Matematicas?
In Spanish. Play several games with sticks. Given a figure made out of toothpick follow the instructions by moving the given amount of toothpicks to make the desire figure.
National Council of Teachers of Mathematics
The Math Forum: K 12 Math Problems, Puzzles, Tips & Tricks
At this site us these tips & tricks to help students become better mental mathematicians.
Project Britain
Primary Homework Help: Doubling Numbers Up to 100
The learning activity reviews doubling up to one hundred. Students answer ten questions and can check their answers when finished.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Matemagicas
Find out the magic of mathematics. On this site you will find magic tricks, games, animated optical illusions, paradoxes and a lot more.
ICT Games
Ict Games: Bridge Doubles
You get to practice doubling numbers up to 20. When you are correct, your car is able to cross the water safely. If you make a mistake, your car goes for a swim!
Other
Curious math.com: Math Is an Attitude
This site offers numbers tricks to help multiply and divide large numbers mentally. There are also tricks for powers and roots of numbers.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Un Juego Para Los Mas Pequenos
In Spanish. Practice mental addition and subtraction with this math game.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Brincos Y Numeros
In Spanish. Find patterns with numbers less than 50. Also there is an activity to introduce the concept of multiplication.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Problemas De Holmes 2006
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Los Rompecabezas De Rosita
In Spanish. Build different things with different shapes, recognize patterns with shapes, and find the errors in Rosita's story.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Problemas De Holmes 2003
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Problemas De Holmes 2004
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
ClassFlow
Class Flow: Mental Math
[Free Registration/Login Required] After this lesson, students will be able to solve problems using a variety of mental math strategies.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: El Sistema Decimal De Numeracion
Practice your knowledge of different number systems with the interactive example then check your knowledge with the different exercises.
Educaplus (Jesús Peñas Cano)
Educaplus: Equilibra La Balanza Numeros Positivos
Find the weight of each of the fruits. This is a good introduction to the relationship between greater, less or equal.
University of Waterloo (Canada)
Math Frog: Arithmagic
Practice operations of mental math while the program timer runs.