Instructional Video4:26
Curated Video

How to Do the String in the Straw Magic Trick

9th - Higher Ed
Howcast - Learn how to do the string in the straw magic trick in this dinner table magic tricks video from Howcast.
Instructional Video2:18
Curated Video

How to Decide Whether to Buy or Rent a Home

9th - Higher Ed
Howcast - Owning your own home is the American Dream, but don't jump into such a major commitment before you're ready. With careful consideration, you can decide whether it is best for you to buy or rent a home.
Instructional Video1:58
Curated Video

How to Paint with an Air Compressor

9th - Higher Ed
Howcast -If a brush and roller turn every painting project into a tedious affair, this guide will make the process quicker and easier using simple pressurized air.
Instructional Video3:29
Curated Video

How to Calculate Pot Odds in Poker

9th - Higher Ed
Howcast -Learn how to calculate pot odds from poker champion Nick "Nicky Numbers" Brancato in this Howcast video.
Instructional Video20:00
Curated Video

Representing a multiplicative relationship

Pre-K - Higher Ed
Pupil outcome: I can use a double number line to represent a multiplicative relationship and connect to other known representations. Key learning points: - A bar model is a representation of a multiplicative relationship. - A double...
Instructional Video20:10
Curated Video

Multiplicative relationships in context

Pre-K - Higher Ed
Pupil outcome: I can appreciate that any two numbers can be connected via a multiplicative relationship. Key learning points: - A multiplicative relationship is a proportional relationship. - Real-life contexts include converting money....
Instructional Video22:33
Curated Video

Problem solving with fractions and ratios

Pre-K - Higher Ed
Pupil outcome: I can use my knowledge of fractions and ratios to solve problems. Key learning points: - Any fraction can be turned into a ratio. - Moving between fractions and ratios can make a problem easier. - There can be lots of...
Instructional Video25:37
Curated Video

Expressing multiplicative relationships as ratios and fractions

Pre-K - Higher Ed
Pupil outcome: I can express a multiplicative relationship as a ratio or as a fraction. Key learning points: - By expressing the multiplicative relationship as a ratio, it can be easier to scale further. - The relationship can be...
Instructional Video20:02
Curated Video

Multiplicative relationships presented graphically

Pre-K - Higher Ed
Pupil outcome: I can use a graph to represent a multiplicative relationship and connect to other known representations. Key learning points: - A multiplicative relationship given algebraically can be represented on a graph. - From the...
Instructional Video21:24
Curated Video

Determining the part

Pre-K - Higher Ed
Pupil outcome: I can determine one part, given the other part and the ratio. Key learning points: - It is not necessary to calculate the total original amount. - Different representations have different limitations. - A bar model can be...
Instructional Video19:17
Curated Video

Dividing a quantity into a given ratio

Pre-K - Higher Ed
Pupil outcome: I can divide one quantity into a given ratio. Key learning points: - Context can make it easier to divide a quantity into a given ratio. - Bar models can help to represent a situation. - It is important that the parts are...
Instructional Video18:56
Curated Video

Algebraic ratios

Pre-K - Higher Ed
Pupil outcome: I can form equations from algebraic ratios and solve to find an unknown. Key learning points: - Equivalent ratios have a scalar multiplier. - Two equations can be written which are simultaneous. - This can be set equal to...
Instructional Video22:14
Curated Video

Checking and securing understanding of converting between ratios, percentages and fractions

Pre-K - Higher Ed
Pupil outcome: I can move fluently between a ratio, percentage and fractions and compare these. Key learning points: - A multiplicative relationship can be described by a ratio. - A multiplicative relationship can be described by a...
Instructional Video23:27
Curated Video

Checking and securing understanding of sharing in a ratio

Pre-K - Higher Ed
Pupil outcome: I can use a ratio fluently in the context of sharing. Key learning points: - Bar models can help to represent a situation. - It is important that the parts are equal, otherwise the ratio is not represented correctly. - A...
Instructional Video21:27
Curated Video

Securing understanding of ratio as a multiplicative relationship

Pre-K - Higher Ed
Pupil outcome: I can reason about ratios in a context. Key learning points: - A ratio describes as connection between two values. - This relationship is multiplicative, not additive. - Adding the same amount to each part of the ratio...
Instructional Video18:21
Curated Video

Determining the whole

Pre-K - Higher Ed
Pupil outcome: I can determine the whole, given one part and the ratio. Key learning points: - A bar model can help to represent the situation. - A ratio table can also be used to help show the multiplicative relationship. - Both...
Instructional Video21:10
Curated Video

Ratio language and notation

Pre-K - Higher Ed
Pupil outcome: I can understand and use the language and notation of ratio and use a ratio table to represent a multiplicative relationship and connect this to other known representations. Key learning points: - A ratio table is a...
Instructional Video25:40
Curated Video

Describing more conversions with ratio

Pre-K - Higher Ed
Pupil outcome: I can use ratio to describe conversions. Key learning points: - Maps are a practical example of a multiplicative relationships. - The scale factor is the multiplier. - Multipliers have been used in previous learning, such...
Instructional Video26:33
Curated Video

Writing equations from ratios

Pre-K - Higher Ed
Pupil outcome: I can write equations involving ratios. Key learning points: - Ratios can be written as fractions. - A ratio can be used to write an equation. - This equation is another way of representing how the two quantities are...
Instructional Video26:07
Curated Video

Changing ratios

Pre-K - Higher Ed
Pupil outcome: I can find quantities given a change in the ratio. Key learning points: - It is important to preserve the relationship between the parts of a ratio. - Changing this relationship would change the ratio. - When the ratio...
Instructional Video29:11
Curated Video

Checking and securing understanding of scaled drawings

Pre-K - Higher Ed
Pupil outcome: I can interpret scaled drawings in a variety of contexts. Key learning points: - Maps are a practical example of a multiplicative relationships. - The scale factor is the multiplier. - The multiplicative relationship can...
Instructional Video29:53
Curated Video

Problem solving with ratios

Pre-K - Higher Ed
Pupil outcome: I can use my knowledge of ratio to solve problems. Key learning points: - It is important to preserve the relationship between the parts of a ratio. - Changing this relationship would change the ratio. - Painting, cooking...
Instructional Video29:32
Curated Video

Combining ratios

Pre-K - Higher Ed
Pupil outcome: I can combine ratios. Key learning points: - There may be a relationship between quantities A and B and a relationship between quantities B and C - Therefore there is a relationship between A and C - If A : B and B : C...
Instructional Video29:47
Curated Video

Describe the relationship between two factors in a ratio context

Pre-K - Higher Ed
Pupil outcome: You can describe the relationship between two factors in a ratio context. Key learning points: - The language "For every __ __ there are __ __ " can be used to describe ratio. - Objects and diagrams can be used to...