PowerPoint that covers the following learning objectives: Describe metallic bonding. Define an alloy. Explain in detail, including labelled diagrams, how alloying affects the structure and bonding in metals. Explain the properties of metals (malleability, melting point, thermal and electrical conductivity). This is made for a GCSE chemistry class. Includes diagrams, explanations, questions and answers.

PowerPoint that covers pathogens, disease and preventing infection. Includes questions, answers, a video and a mind-map. The following learning objectives are covered: State what a pathogen is and the 4 examples of pathogens that cause disease. Describe how bacteria and viruses cause disease. Explain how pathogens are passed from one organism to another, and use this to suggest ways of preventing the spread. This is made for a GCSE KS4 science class.

PowerPoint that covers the following learning objectives: Write a method for making a soluble salt from a neutralisation reaction involving an insoluble base. Describe why steps in the method are necessary to get pure crystals. Includes questions, answers, a video, method to follow, safety guidance and application questions with answers. This is made for a GCSE chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers the following learning objectives: Describe the reaction between metal and acid using an ionic equation. Determine and explain which species is oxidised and which species (metal atom or ion) is reduced in a reaction in terms of electron transfer. Includes questions, answers, examples and explanations. This is made for a GCSE chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

Learning objectives: To describe how temperature affects the rate of reaction. To use collision theory to explain how changing temperature alters the rate of reaction.

PowerPoint that covers the following learning objectives: Define conservation of mass. Safely complete an experiment on conservation of mass. Explain any observed changes in mass in non-enclosed systems during a chemical reaction given the equation for the reaction and explain these changes in terms of the particle model. Includes an experiment, examples, diagrams, questions and answers. This is made for a GCSE chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers the following learning objectives: Explain why bond breaking is endothermic and bond making is exothermic. Explain why a reaction is exothermic or endothermic in terms of the amount of energy needed to break bonds and being released when bonds are formed. Calculate the energy change for a reaction, including the correct unit. Includes diagrams, explanations, examples, questions and answers. This is made for a GCSE chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers group 0, the noble gases. Suitable for GCSE. Covering what they are, their uses, why they are so unreactive and trends in the group. Includes practice questions and answers.

Learning objective: Describe the magnetic field produced by a current-carrying wire and use the corkscrew rule to determine the direction of the field around it.

Describe the difference between mass and weight. Describe the forces acting on an object falling through a fluid. Explain what terminal velocity is and when it is reached.

PowerPoint that covers the following learning objective: Investigate how refraction happens using a glass block. This is made for a KS3 level science class. Includes questions, answers, diagrams, a practical opportunity and videos/simulations if you don’t have the practical equipment.

PowerPoint that covers power and the cost of electricity for a KS3 level class. The starter revisits efficiency and energy stores from previous lessons to enhance memory recall. The power equation (power = energy transferred / time) is covered with an example of how to show working out. Slides include rearranging the equation and unit conversions. The cost equation (cost = power x time x cost per kWh) is also covered. Answers are included.

This PowerPoint covers the importance of diet and exercise on preventing obesity. This includes activities and answers.

PowerPoint that covers the following learning objectives: State that in females the sex chromosomes are XX and in males they are XY. Carry out a genetic cross to show sex inheritance. Define key terms allele, dominant allele, recessive allele, heterozygous, homozygous, genotype and phenotype. This is made for a GCSE biology class. Includes questions, answers, diagrams to practice and explanations.

PowerPoint that covers GCSE smoking. This is for a KS4 GCSE class. Learning objectives: Describe the effects of the harmful substances found in tobacco. Describe the effect of smoking on unborn babies. Includes questions, answers, a short comprehension and a video.

PowerPoint that covers the following learning objectives: Describe and explain what happens when light is refracted. Draw a refraction diagram. Includes diagrams, explanations, questions and answers. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

Links to videos for GCSE Chemistry revision.

Students will research and fill in 2 worksheets on organisms that went extinct in Qatar.

Appropriate for AS level physics. Print double sided (flip along long side).