High levels of ultraviolet radiation out in space drive reactions that can turn white beads into their coloured form. Students investigate how temperature affects the rate at which the beads turn back to white. At Key Stage Five, students can use the results sheet template to find the activation enthalpy. In the...

This sub-collection of materials from the dy/dan collection contains five resources that bring mathematical storytelling to the classroom in the context of ‘ratio’. Resources comprise:

• Act One: a video or photograph to provide a ‘hook’ to the problem

• Act Two: further relevant...

This resource contains sixteen instant maths ideas covering a whole range of suggestions that may be used as starter questions, extension questions or probing questions to assess understanding. Areas covered include: scaling up recipes, investigating paper sizes, value for money, proportion questions, rates and...

This SMILE resource contains two packs of games, investigations, worksheets and practical activities supporting the teaching and learning of ratio and a booklet 'The Golden Rectangle'.

Ratio pack one contains twelve work cards with a wide variety of activities covering comparing lengths,...

Ratio inquiry starts with a simple prompt of four numbers in boxes connected by arrows...

This resource from SMILE focuses on ratio. Each activity is accompanied by teachers' notes, which give advice on appropriate ways of using the activity and any additional equipment required.

Pencils - recognising and describing simple ratios in the context of measurement

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Produced by the Learning and Skills Improvement Service (LSIS), these resources offer a range of sessions looking at different aspects of number. They illustrate a variety of teaching and learning approaches and allow practitioners to reflect and develop their skills.

In this resource, sessions look at:...

This resource written by Shirley Fall has eleven cards, each with a statement about how some students have performed in two papers of a mathematics test. Students are tasked to decide who should get the mathematics prize by working out their rank order. It is suggested that students draw up a table to show each...

This sub-collection of resources from the Virtual Text Book collection contains three resources designed for use on an interactive whiteboard to aid the teaching and learning of a variety of topics in ‘Ratio, Proportion and Rates of Change’. Each resource is an interactive Excel worksheet to encourage teacher-...

This worksheet challenges students to answer a series of questions themed around using ratios when creating drawing to scale and calculating gear ratios. It provides worked examples, examiners top tips and answers to each question. The resource is useful for teaching maths content in design and technology, or as a...

This resource contains a worksheet, bingo cards and matching cards to give learners practice in simplifying ratios.

The resource is part of the Nuffield Maths Level 1 Foundation resource collection.

This Practical Action resource enables students to consider the need to reduce the negative impacts of  products on the environment and people. It enables students to evaluate products throughout their lifecycle and learn about inspirational products, companies and access to sustainable design briefs. The...

The simulation can be used to:

*Relate the real-world example of making sandwiches to chemical reactions.

*Describe what limiting reactant means using examples of sandwiches and chemicals at a particle level.

*Identify the limiting reactant in a chemical reaction.

*Explain the Law of...