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National STEM Centre - Browse Collection Homepage Register Sign in Filter results by... Collections (370) Resources (8104) Images (20) Webfeed Subject Page 1 of 254 1 2 3 ... 254 Next Sort by: Latest added Science (5504) Biology (1641) Chemistry (1372) Scientific Volunteers Physics (1548) This Catalyst article outlines volunteering opportunities for young scientists, engineers and medical students who put their studies to Earth science (394) good use, working with local people around the world to bring the How science works (831) benefits of technology to communities who otherwise would go Practical work (901) without some of the basic needs of life. This article is from Catalyst:… Demonstrations (244) Enquiries & investigations Not yet rated Publication year: 2010 to date Article (659) Outside the classroom (54) Techniques & procedures (27) Try This - the Thermal Decomposition of Sodium Technology (1138) Hydrogen Carbonate Control systems (31) This Catalyst article investigates how honeycomb (cinder toffee) is Electronics (58) made using a thermal decomposition reaction to produce the gas bubbles. Sodium hydrogen carbonate (also known as sodium Food technology (156) bicarbonate or bicarbonate of soda) has the chemical formula Graphics (16) NaHCO3. When it is heated above about 80°C it begins to break Product design (102) Notd yet frated iPublication di year: 2010 to date Article Resistant materials (32) Textiles (31) Design skills (91) Engineering (583) Mathematics (2339) Psychology (35) Careers (391) Cross curricular (131) Computer Science (41) Thorium - the Perfect Nuclear Fuel? Age range ( Key stage | Scotland ) This Catalyst article looks at thorium - a heavy element, similar to 5-7 (820) uranium. Some people think that it could be the nuclear fuel of the future, as it can be used as the fuel in a fission reactor - and it 7-9 (1209) appears to be much safer than uranium. This article is from Catalyst: 9-11 (1782) Secondary Science Review 2014, Volume 24, Issue 3. Catalyst… 11-14 (3556) 14-16 (3998) Not yet rated Publication year: 2010 to date Article Post 16 (3124) Saving Lives While Cooking Lunch Publication year Traditional cooking stoves burn fuel and produce a lot of smoke which is a major cause of pollution, leading to problems locally for the 2010 to date (2493) people using the stoves and also globally as a probable cause of 2000 - 2009 (3346) retreating glaciers. According to the World Health Organisation, four million people worldwide die each year from smoke pollution… 1990 - 1999 (902) 1980 - 1989 (655) http://www.nationalstemcentre.org.uk/elibrary/[10/03/2014 13:01:33] National STEM Centre - Browse Collection Not yet rated Publication year: 2010 to date Article 1970 - 1979 (526) 1960 - 1969 (177) Pre 1960 (5) The Dolls of Confusion This Catalyst article investigates how humans can misjudge the weights of small dense objects and large, light objects and how their Type perception of weight is easily fooled. The article is from Catalyst: Secondary Science Review 2014, Volume 24, Issue 3. Catalyst is a Activity sheet (2722) science magazine for students aged 14-19 years. Annual Article (416) subscriptions… Assessment (121) Not yet rated Publication year: 2010 to date Article Audio (114) Data set (61) Demonstration (216) Aerogels Experiment (678) This Catalyst article investigates the nature of aerogels, which are Game (109) among the least dense solid materials, not much denser than air. Group work (141) Aerogels were made as the result of a bet and ended up going into Image (92) space to capture comet dust. They are the lightest solids which exist and have some unusual features. The article is from Catalyst:… Information sheet (689) Interactive resource (229) Not yet rated Publication year: 2010 to date Article Lecture (6) Open-ended task (59) Poster (66) Essential Oils as Antimicrobial Agents Presentation (545) Quiz (54) Since the discovery of antibiotics, many people believe that the pathogenic microorganism threat to the population has been removed, Research (651) with fatal infections and infectious diseases brought under control. Self assessment (36) This has discouraged research into drugs containing natural Simulation (7) compounds such as essential oils. However, humans are now facing the… Teacher guidance (3883) Textbook (1123) Not yet rated Publication year: 2010 to date Article Video (1112) Award-winning models Format This Catalyst article presents the work of three chemists - Martin Karplus, Michael Levitt and Arieh Warshel - who won the 2013 Nobel Audio (54) Prize for Chemistry. Their work allowed the development of complex computer models of compounds and reactions. The article is from Flash (136) Catalyst: Secondary Science Review 2014, Volume 24, Issue 3. Image (39) Catalyst… Other (11) Not yet rated Publication year: 2010 to date Article PDF document (5987) PowerPoint Presentation (185) Spreadsheet (12) The Most Accurate Thermometer in the World Video (1025) Almost every scientific experiment or industrial process requires a Website (81) measurement of temperature. For example, the specification of the Word document (548) length of an object is meaningless without reference to the Zip (26) temperature at which the measurement was made. And all chemical and biological processes are intrinsically temperature-dependent –… Not yet rated Publication year: 2010 to date Article Publisher [de] Oceans (4) ABPI (30) Scientific Vocabulary for Upper Key Stage Two ACME (6) This resource contains lists of vocabulary to help develop an Addison-Wesley (1) understanding of key scientific words at primary level. The twelve vocabulary lists cover the topics of: electricity, sound, states of Alstom (1) matter, earth and space, interdependence and adaptation, keeping ARKive (48) healthy, life cycles, microorganisms, dissolving and reversible and… Arts and Humanities Research Council (1) Not yet rated Publication year: 2010 to date Activity sheet Arup (3) ASE (394) Ashford Press Publishing (26) Scientific Vocabulary for Lower Key Stage Two Ashton Community Science College (1) This resource contains lists of vocabulary, loop cards and word mats http://www.nationalstemcentre.org.uk/elibrary/[10/03/2014 13:01:33] National STEM Centre - Browse Collection Association for the Study of Animal to help develop an understanding of key scientific words at primary Behaviour (22) level. The twelve vocabulary lists cover the topics of: materials and their properties, electricity, friction, living things and their habitats, Association of Teachers of Mathematics (15) plants, keeping warm, light and shadows, magnets… AstraZeneca Science Teaching Trust (19) Not yet rated Publication year: 2010 to date Activity sheet Aviation Heritage Lincolnshire (13) Badger (5) Basil Blackwell (2) Scientific Vocabulary for Key Stage One BEAM (68) This resource contains lists of the key vocabulary used in many of the Becta (19) topics studied at primary level. Aimed originally at the five to seven Bell & Hyman (14) age range, the lists could also be used to support older children learning these topics. The thirteen vocabulary lists cover the topics of: BGCI (10) plants, forces and movement, materials and their… Big Bang (6) Big Lottery Fund (6) Not yet rated Publication year: 2010 to date Activity sheet Biochemical Society (1) Biomimicry 3.8 (6) Biotechnology and Biological Sciences Research Council (31) Using Partial Fractions to Evaluate the Definite Blackie Chambers (10) Integral of an Algebraic Fraction BLOODHOUND SSC (22) The first part of the mathematical solution explains how to express an Bowland Charitable Trust (36) algebraic fraction in partial fractions. The fraction used is a straight forward example solves by equating coefficients to obtain two BP (10) simultaneous equations. The second part of the video uses the result BP Educational Service (13) of the first part of question in order to find the value… British Science Association (45) Not yet rated Publication year: 2010 to date Video British Society for the History of Science (1) Brompton Bicycle (9) Finding the Volume of Revolution Generated by a Business and Education South Yorkshire (1) Curve Cape Farewell (9) The mathematical solution explains how to find the volume of Careers4u (3) revolution generated by the curve y=xex between the limits of x=0.5 to x=4 by using integration by parts. The explanation explains, with Carom Maths (40) the aid of a graph, how the volume is found and explains clearly the Casio (4) equation to be integrated. The solution is further complicated by… Cassell (1) Not yet rated Publication year: 2010 to date Video Catalyst (339) Catlin Arctic Survey (4) CBI (2) Solving a Quadratic Equation in Sin(x) CensusAtSchool (21) The mathematical solution explains how to solve the equation: 6 Centre for Education and cos2x +7sinx = 8 for x between 0 and 4π radians. The equation is Employment Research (5) rearranged to make the equation6 cos2x +7sinx - 8 = 0 then the Centre for Education and Industry (1) identity sin2 x + cos2x ≡1 used to form a quadratic equation in one variable. The quadratic formed can be factorised and solved… Centre for Evaluation and Monitoring (1) Centre for Innovation in Mathematics Not yet rated Publication year: 2010 to date Video Teaching (131) Centre for Science Education (226) Centre for Studies in Science and Finding All the Solutions of Trigonometric Mathematics Education (15) Centre for Teaching Mathematics (5) Equations Centre of the Cell (5) The mathematical solution explains how to solve the equation: Chambers (21) sin(x+150) = 1/√2 for x between 0⁰ and 360⁰. To begin with, the principle values for (x+150) are found. The fact that a sine curve is Charles Darwin Trust (8) periodic is used to find the solution set for (x+150) based upon these Chartwell-Bratt (1) two initial values. Subtracting 150 from each member… Chilled Food Association (14) Not yet rated Publication year: 2010 to date Video CIEC Promoting Science (58) Citizen Science (7) Claire Publications (2) Tim Peake CLEAPSS (1) This video is a message to ESERO-UK from European Space Agency Colin Foster (46) astronaut Tim Peake.