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Topic: Number
Sub-topics: Absolute Value (2) Consumer Arithmetic (13) Decimals (22) Directed Numbers (11) Divisibility (2) Estimation (1) Factors (2) Fractions (32) History of Number (4) Index Notation (2) Money (8) Multiples (1) Number Line (4) Operations (39) Order of Operations (14) Ordering (3) Percentages (12) Place Value (23) Probability (15) Ratio and Rates (9) Real Numbers (1) Rounding (6) Scientific Notation (12) Special Numbers (17) Surds (3) Times Tables (6)
1 and Prime Numbers - Numberphile
Why is one not a prime number – featuring Dr James Grime.
Discusses the Fundamental Theorem of Arithmetic.
A science teacher’s presentation of scientific numbers
How a science teacher presents scientific numbers – presented by a young energetic science teacher. Could either show the video or “borrow” the ideas on showing mass of the sun and mass of a proton as your lesson hook. Good question at the end for students to work out.
Absolute Value Equations - Billionaire
Do you know how to solve absolute value equations? Play this fun game to find out. … In this game students will practice solving absolute value equations.
Adding fractions (animations)
Flash animations that show how we add fractions. Clear animated diagrams promote understanding and correct mathematical working is also demonstrated and explained. There are step-by-step explanations that can be turned off if you are presenting to a class. Free.
Addition Aliens Attack
How fast are you at adding and subtracting? This math game will let you blast through the alien hordes by typing out the sum or difference between the numbers you see above the aliens as they attack. There are four difficulty settings you can play. Beginner, Intermediate, Advanced, and Impossible.
Addition using base ten blocks (animation)
Clear animations of the process of addition with an emphasis on place value. Carrying (or regrouping, trading, renaming) tens, hundreds and thousands are also explained in a set of animations suitable for the IWB or projector. Free.
Addition with mathematical working (animation)
A series of clear, engaging animations suitable for the interactive whiteboard or projector. Optionally, step-by-step explanations that emphasize an understanding of place value can be displayed. Free,