Antibiotic Resistance
Why must we complete a course of antibiotics when we suffer from bacterial infections?
Cuban Missile Crisis
This confrontation is widely considered the closest the Cold War came to escalating into full-scale nuclear war. Learn more about how tensions were defused.
Photosynthesis & Respiration
Learn the differences between photosynthesis & respiration!
Battle of Singapore
Learn more about how Singapore fell into Japan’s control by ordering events on a timeline.
Science Teachers’ Best Practices Showcase
Here’s a Science lesson which encourages A.I. literacy!
Deflection of Charged Particles in Electric Field
How do a particle’s charge and mass affect its angle of deflection?
s, p, d and f orbitals
Learn more about the electronic structure of the atom here.
Ionisation Energies
Discover more about various trends in ionisation energy!
Chemical Bonding
What are giant ionic structures, simple molecular structures and giant metallic structures?
Forces: Newton’s First & Second Laws
See how forces and masses affect the motion of two objects!
Hydrogen Bonding
Learn more about intermolecular and intramolecular hydrogen bonding!
Resolving Forces on Slope
How can we resolve various forces acting on an object atop an inclined plane?
Producers, Consumers & Decomposers
What roles do producers, consumers & decomposers fulfill in different ecosystems?
Allotropes of Carbon
Gain a deeper understanding of what allotropes are and learn more about the various allotropes of carbon.
Deforestation
Model the impact of various human activities on the population numbers of different animals!
Warning Colouration & Mimicry
Why do some beetle species advertise their toxicity with bright colours? How can other beetle species benefit?
Game Theory & Evolutionarily Stable Strategies
How can game theory explain animal behaviours?
Set Notation Challenge
How good are you at interpreting set notation & analysing Venn diagrams?
Turning Effect of Forces
Explore how the turning effect of a force is influenced by the weight of an object and its distance from the fulcrum!
About
Thank you for using EdTechSims. I hope you find it useful. Here is a brief outline of my teaching &
Molecular Shapes
How are shapes of molecules determined? Find out here!
Molecular Shapes & Bond Angles Challenge
Test your speed in identifying bond angles & molecular shapes!
Gel Electrophoresis
Discover more about gel electrophoresis and how it is used in DNA fragment analysis!
Thermal Conductivity
Why do metals & non-metals have different thermal conductivities?
Heat: Convection
Observe how the position of the heat source affects convection currents in a fluid.
Heat: Radiation
Learn more about the factors affecting the rates of thermal radiation & absorption!
Asexual & Sexual Reproduction
Under what environmental circumstances is each favoured?
Conduction, Convection & Radiation
Discover the key differences between these three heat transfer mechanisms!
Menstrual Cycle
What roles do these hormones (oestrogen, progesterone, follicle stimulating hormone & luteinising hormone) play?
Continuous & Discontinuous Variations
What are their key differences? What are some examples of each?
Surface Area & Volume
Do you know how to calculate the volume and surface area of these figures (cube, cuboid, prism, cylinder, pyramid, cone
and sphere)?
Punnett Squares
Learn more about how to calculate the probability of inheriting traits here!
Strength, Basicity & Concentration of Acids
How do the strength, basicity and concentration of an acid affect its pH?
Titration pH Curves
How does pH change when various acids are mixed with an alkali? Take a look here!
Titration pH Curves (Advanced)
Learn more about buffers, calculations, pH and pKa here.
Buffer Solutions
Discover more about buffers – both acidic and alkaline – here!
Solubility Rules
Do you know which salts are soluble and which, insoluble?
Euler’s Formula for Polyhedra
How much do you know about Euler and his formula for convex polyhedra?
Salt Preparation
Which method is suitable for preparing a given salt? Find out here!
Qualitative Analysis Lab
How can you identify cations, anions and gases?
Colours of Chemicals
Challenge your knowledge on the colours of chemicals!
Synonyms For Walk
What’s the difference between stroll, stride, sprint, scurry and saunter? Learn more synonyms for ‘walk’ here!
Synonyms For Talk
What do belabour, bark & berate mean? Discover some synonyms for ‘talk’ here!
Idioms As Emojis Challenge
Can you guess what these idioms are from their emoji hints?
Group 17 Halogens
What are some trends in physical and chemical properties of Group 17 Halogens?
Conventional Current & Electron Flow
Find out more about conventional current & electron flow here!
Electromotive Force & Potential Difference
What’re the key differences between electromotive force & potential difference?
Electricity Formulae Challenge
How well do you know these formulae (V=RI, P=VI and E=Pt)? Test yourself here!
Electric Field
Discover electric field patterns as you add various positive and negative charges!
Magnetic Field
What are the magnetic fields created by various arrangements of magnets?
Reactivity Series of Metals
How can the reactivity of a metal affect the chemical changes it undergoes?
Rusting
What is rust? Which factors cause rusting and which accelerates it?
Oxidation States Quiz
How quickly can you calculate oxidation states? Test yourself here!
Oxidation Numbers Mega Quiz
Test your speed in selecting the correct oxidation numbers!
