2026 May Highlights
Here are some EdTechSims updates!
National Day Quiz
How well do we know Singapore? Work in teams to achieve the highest score possible!
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!
Conduction, Convection & Radiation
Discover the key differences between these three heat transfer mechanisms!
Racial Harmony Day Quiz
Compete in groups to test your knowledge on various communities in Singapore!
O水准华文词汇表与练习
多多复习这词汇表与练习能帮助大家扩充词汇量, 写作更加丰富。
Frequently revising this list will help us to have a richer vocabulary thus becoming more expressive communicators.
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?
Chemical Formula Games
Writing formulae correctly underpins almost everything in Chemistry. Discover three games which help us to learn with great joy!
How to Create Molecular Models Using Claude
Keen to create molecular models? Find out how to do so here!
Superposition & Standing Waves
How do waves constructively and destructively interfere? What are standing waves?
Sound: Echoes
Do you know that the reflection of sound is an echo? Find out more in this simulation!
Reflection: Ray Diagrams
What should we look out for when constructing ray diagrams?
Reflection: Summary, CSI & Ray Diagram
Explore this package on the reflection of light! It comes with a summary, an investigative escape room and a ray diagram sketcher.
Refraction: Ray Diagrams
How to construct ray diagrams for light passing between different media?
Refraction: Graph of sin i against sin r
How does Snell’s Law look like graphically?
Heisenberg Uncertainty Principle
How is a particle’s momentum related to its position? Find out here!
Alpha (α), Beta (β) & Gamma (γ) Radiation
What are the key differences between these three types of radiation and how can you balance nuclear equations?
Radioactivity
Learn more about the ionising & penetrating powers of alpha, beta & gamma radiation here!
How to Embed HTML5 Activities on Google Site
Learn the steps needed to embed your HTML5 (and EdTechSims) activities on your Google Sites.
Population Pyramids
How do populations of various countries differ? What challenges does each face?
Diffusion
Discover what diffusion is and some factors affecting how fast it takes place.
Surface Area : Volume Ratio
How do the surface area to volume ratio of cells, tissues and organs affect their functions?
Fractions Battle
How accurately and quickly can you tell which fraction is larger or smaller? Test yourself in this challenge!
Potato Strips In Solutions
Observe the changes when potato strips are placed in solutions with different water potential.
Active Transport
Does active transport involve the movement of particles up or down the concentration gradient? Find out here!
Food Consumption Comparator
What are the differences in food consumption trends between developed countries and less developed countries?
Diffusion, Osmosis & Active Transport
What are the differences between these transport processes and how do they sustain life?
Organic & Inorganic Farming
What are some key differences between these two farming methods? What choices would you make if you were to have your own farm?
Decimal Builder
How quickly can you build the smallest decimals, largest decimals and decimals in between given values?
Number Lines
Which is larger and which, smaller? Are you able to compare numbers on number lines?
Carbohydrates, Fats & Proteins
What elements are found in these food classes? What are their roles and how can we test for them?
Food Tests Lab
How to test for the presence of reducing sugars, starch, fats and proteins in food samples?
Paper Chromatography
How can we carry out a paper chromatography experiment and analyse the results?
Models of Enzyme Action
What are the differences between the lock-and-key model and the induced fit model?
Crack The Electron Code
How can the Periodic Table help us describe the arrangement of electrons? Crack the code here!
Enzyme Inhibition
Learn more about competitive and non-competitive inhibition of enzymes!
Substrate Concentration On Enzyme Kinetics
Discover the impact of substrate concentration on enzyme kinetics through a closer look at Michaelis-Menten graphs.
Periodic Table
Let this Periodic Table guide you in your learning!
Elements, Compounds & Mixtures
How quickly and accurately can we categorise these substances?
Verb Forms Quiz
Challenge your speed in giving the correct verb forms (present tense, past tense, continuous form and past participle)!
What Kind Of Tourist Are You?
What are some reasons we travel? What kind of tourists are we?
Ionic Jigsaw
Learn more about how to construct formulae of ionic compounds using jigsaw models.
Stalin’s Soviet Union
Understand the multiple factors that led to Stalin’s rise to power. Analyse the causes and consequences of Stalin’s policies.
Human Digestive System
How quickly can you recall key terms and drag them into their blanks?
Ions Matchmaker
Are you able to match positive ions with negative ions to come up with the chemical formulae of ionic compounds?
Stratovolcanoes & Shield Volcanoes
What are some characteristics of stratovolcanoes & shield volcanoes?
Constructive & Destructive Waves
Learn more about waves and how they shape natural landforms and human activities!
Tense Timeline
How well do you know your tenses? Use this timeline to help you visualise a sequence of events!
Formula Feast
How accurately and quickly can you put together chemical formulae and match them to their names? Test yourself here!
Formula Writing Challenge
Test your skill and speed in writing chemical formulae!
Balancing Equations
Discover how to balance equations as well as how to identify limiting and excess reagents!
Quadratic Equations
How quickly and accurately can you expand quadratic expressions to find the missing numbers?
Indices Challenge
Solve these expressions involving indices with great velocity and accuracy!
Equation Auto-Balancer
Uncertain if your equation is balanced? Check it out here!
Algebra Equation Quiz
Challenge yourself to solve algebraic equations with great accuracy and speed!
Balancing Equations Challenge
How fast can we balance our chemical equations?