Math Limbo
A timed addition game where you solve the equations by adding two single digit numbers and choosing the answer or by choosing an equivalent addition. It can be used to speed up your mental arithmetic skills. Different levels.
Fishy Times Tables
A clever interactive which demonstrates times tables up to 10 x 10. It is useful for showing the commutative law of multiplication which means you can multiply numbers in any order and the answer is the same.
Digital Dialects
Digital Dialects features free to use games for learning more than 80 languages. Within are games for learning phrases, numbers, vocabulary, spelling, verb conjugation and alphabets.
Bottle Take Away
This site is based on the 10 green bottles rhyme, however you can display up to 21 bottles. It is excellent for children who are working on counting backwards and in particular 'one less' than a particular number.
The Difference Bar
Use a linear partitioning tool to help find the difference between pairs of two-digit numbers such as 25 and 34. The examples in the resource always have a difference less than ten. Useful as a teaching resource on an interactive whiteboard.
pH Scale
A simulation where you can test the pH of things like coffee, spit, and soap to determine whether each is acidic, basic, or neutral. It also helps you to visualise the relative number of hydroxide ions and hydronium ions in solution.
Playground Percentages
Use your knowledge of fractions and percentages to design a new school. Calculate the percentage of the total site used for each part of the school. Use a number line with fractions on it to represent the percentages.
Literature Study Guides from SparkNotes
Excellent study guides for many exam text novels, Shakespeare works and poetry.
Starship Sten
Find 1000 more or less than a given number.
Flip Counter
A brilliant counting tool which displays numbers up to 99.999. It is excellent for demonstrating 1 more or less, 10 more or less or 100 more or less. It is also useful as a place value tool and there is an optional decimal point.