Guides

Science, explained, then tried for real

Short, plain-English guides to the big ideas behind each lab, study plans for AP and IB exams, and advice for parents. Every guide ends in a free lesson where you test the idea in a live 3D simulation.

GeneticsAP and IB Biology: Cells and Genetics Study GuidePlan your revision of cell structure and Mendelian genetics for AP and IB Biology, with free interactive lessons, common pitfalls and a simple weekly study plan.4 min read

Chemistry LabAP Chemistry Bonding and Structure: A Free Study GuideConnect atomic structure, ionic and covalent bonds, molecular shape and polarity to free interactive lessons, with a study plan and practice exam advice.4 min read

Forces & MotionAP Physics 1 Forces and Motion: A Free Study GuideMap the forces and motion topics of an introductory physics course to free interactive lessons, with a four-week study plan and tips for the practice exams.4 min read

Sun, Earth & MoonKids Zone Safety Guide for Parents: What to KnowA plain-language guide to how the Novareka kids zone protects children aged 6–10: no ads, no accounts, no tracking, parent-only controls and easy deletion.4 min read

Sun, Earth & MoonScience at Home With the Family Plan: A Weekly RoutineHow a family can use the Family plan: kid profiles, a weekly rhythm, safe kitchen-table follow-ups and good questions to ask, from a short weekly parent e-mail.3 min read

Sun, Earth & MoonScreen Time That Teaches: A Parent Guide for Ages 6–10How to tell active, curious screen time from passive scrolling, how to choose good activities, keep sessions short and talk about them afterwards.3 min read

Chemistry LabAtoms, Bonds and Molecular Shapes (VSEPR) ExplainedHow protons, electrons and valence shells lead to ionic and covalent bonds, and how VSEPR predicts the 3D shape of water, ammonia and carbon dioxide.5 min read

Circuits for KidsCircuits for Kids: A Parent’s Guide to Learning ElectricityWhat a 6–10 year old does in Circuits for Kids: wiring batteries, lights, buzzers and motors on a virtual bench, plus tips for talking about it at home.4 min read

Codes & Ciphers LabClassic Ciphers: Caesar, ROT13, Atbash and AffineHow the Caesar, ROT13, Atbash, affine and keyword ciphers work, how to crack them by counting letters, and why none of them is secure today.4 min read

Code GardenCode Garden: A Parent’s Guide to Block Coding and PythonHow children aged 6–10 learn to code by snapping blocks together in Code Garden, and how each block turns into real Python. Privacy facts and tips for parents.3 min read

Forces & MotionHow Free Fall and Projectile Motion Work: KinematicsWhy falling speed grows steadily, why distance grows with time squared, and how splitting a throw into two parts predicts range and height. With a live physics lab.5 min read

Simple MachinesHow Levers Work: Fulcrum, Torque and Mechanical AdvantageUnderstand the three classes of lever, why a longer arm gives more lifting force, and the balance rule that ties it together. With a live simple-machines lab.4 min read

Field LabHow Magnetic Fields Work: Poles, Field Lines and CompassesSee how magnets push and pull through empty space, how field lines map the invisible, why a compass points north, and why the field fades so quickly with distance.4 min read

Orbits & GravityHow Orbits Work: Falling Sideways Around a PlanetWhy satellites never fall down, what sets orbital speed and escape velocity, and how Kepler’s three laws describe every bound orbit. With a live 3D orbit lab.5 min read

Human BodyHow the Human Body Is Organized: Cells, Tissues, BonesSee how cells build tissues, tissues build organs, and how the skeleton works as a living frame of bones, joints, cartilage and ligaments. With a live 3D lab.4 min read

Weather IslandHow the Water Cycle Works: A Simple Water BudgetFollow a drop of water through evaporation, condensation, precipitation and runoff, and learn why the total is conserved when water changes store.4 min read

Quantum LabHydrogen Orbitals Explained: Electron Clouds, Not OrbitsWhat an atomic orbital really is, why electrons are clouds of probability rather than tiny planets, and how nodes and quantum numbers shape hydrogen.4 min read

Logic GatesLogic Gates Explained: AND, OR, NOT, XOR and NANDHow logic gates turn 1s and 0s into decisions, how to read truth tables, why NAND can build every other gate, and how De Morgan's laws connect them.4 min read

Electronics & ArduinoOhm’s Law Explained: Voltage, Current and LED ResistorsLearn what voltage, current and resistance mean, how Ohm’s law links them, and how to pick the resistor that protects an LED. Includes a live 3D circuit lab.5 min read

Organic ChemistryOrganic Chemistry Basics: Hybridisation and Functional GroupsWhy carbon forms so many compounds, how sp3, sp2 and sp hybridisation set molecular shape, and how functional groups predict reactions. Beginner friendly.4 min read

Sound & Music LabPitch, Octaves and the Twelve Notes: How Music WorksWhy pitch is frequency, why an octave doubles it, how twelve equal steps divide that octave, and how beat and tempo organise time. With a live sound lab.4 min read

Shape LabPlace Value, Fractions, Nets and Euler's FormulaSee how blocks show place value, how fractions are fair shares, how nets fold into solids and why faces minus edges plus vertices always equals 2.5 min read

Plate TectonicsPlate Tectonics Explained: From Wegener to Seafloor SpreadingHow Earth’s layers, Wegener’s drifting continents and the discovery of seafloor spreading came together into the theory of plate tectonics.4 min read

GeneticsPunnett Squares Explained: Mendel’s Rules of InheritanceLearn alleles, dominant and recessive traits, genotype versus phenotype and how to fill a Punnett square, then breed virtual creatures in a live 3D lab.4 min read

Light & OpticsReflection and Refraction Explained: Mirrors and Snell’s LawHow light bounces off mirrors and bends into water or glass: the law of reflection, refractive index, Snell’s law and why pools look shallow. With a live lab.4 min read

Robot Arm LabRobot Arm Kinematics: From Joint Angles to PositionHow a robot arm turns joint angles into a hand position. Forward kinematics with sines and cosines, reach limits, and why targets can have two answers.4 min read

Particle LabStates of Matter: The Particle Model of Solids, Liquids, GasesSee why ice, water and steam are the same particles in different states: how heat sets speed, why liquids evaporate and boil, and why cooling builds crystals.4 min read

Crystal LabUnit Cells and Atomic Packing: Simple, BCC and FCC CrystalsHow a tiny repeating cube builds a whole crystal, how to count atoms per unit cell, and why FCC packs more tightly than BCC or simple cubic structures.4 min read

Vector LabVectors Explained: Sum, Dot Product, Cross ProductLearn how vectors add tip to tail, how the dot product detects right angles, what the cross product points to, and how projection casts a shadow.4 min read

Calculus & ProbabilityWhat Is a Limit? Calculus Basics From Slope to RateFunctions, limits, continuity and instantaneous rate of change explained from scratch, and how a shrinking secant line becomes a tangent. Try it in a live lab.5 min read

AI LabWhat Is an Artificial Neuron? Weights, Bias, ActivationA single artificial neuron takes numbers in and gives one number out. See how weights, bias and activation work and how a neuron draws a decision line.4 min read

Sun, Earth & MoonWhy Day Length and Shadows Change: Earth, Sun and ShadowsHow a spinning Earth gives day and night, why daylight hours depend on where you stand, and how Sun height sets shadow length so a stick can tell the time.4 min read