NDAHI.
Interactive Learning

Virtual Science & STEM Simulations

Interactive, one-page Virtual Labs for Biology, Physics, and Computer Science. Run directly in your browser without extra downloads or plugins.

Biology

Pollination & Flower Reproduction

Interactive visualization of plant reproduction, pollen transfer, and floral fertilization structures.

Physics
Optics

Convex Lens Focal Length Lab

Interactive ray diagram simulation to determine focal length, image distances, and optical magnification.

Physics
Electricity

Light Dependent Resistor (LDR) Circuit

Simulate LDR behavior, measuring resistance variations against changing light intensities.

Physics
Energy

Hydroelectric Power Dam Energy Conversion

Explore potential and kinetic energy conversion to electrical energy in hydroelectric dams.

Physics
Optics

Refractive Index & Snell’s Law

Measure light bending and refractive index across air, glass, and water interfaces.

Physics
Mechanics

Spring-Mass Harmonic Oscillation

Simple harmonic motion lab calculating spring constant k, oscillation frequency, and damping.

Physics
Mechanics

Fluid Viscosity & Drag Force

Virtual lab measuring sphere fall times and terminal velocity across different fluid viscosities.

Physics
Form 1 Fundamentals

Density & Volume Determination

Learn irregular object volume displacement and density calculations interactively.

Physics
Form 1 Fundamentals

Logic Gates & Digital Circuits

Construct and test AND, OR, NOT, NAND, and NOR logic gate truth tables visually.

Physics
Form 1 Fundamentals

States of Matter & Particle Motion

Observe molecular particle arrangements during solid, liquid, and gas phase transitions.

Physics
Form 1 Fundamentals

Temperature & Thermal Energy Lab

Interactive heat expansion and thermometer calibration virtual experiment.

Computer Science
Algorithms

Algorithm Fundamentals & Complexity

Step-by-step interactive breakdown of algorithmic logic, flowcharts, and execution steps.

Computer Science
Algorithms

Binary Search Tree (BST) Traversals

Visualizer for BST insertion, deletion, In-order, Pre-order, and Post-order tree traversals.

Computer Science
Algorithms

Data Structures Interactive Visualizer

Hands-on manipulation of Arrays, Stacks, Queues, Linked Lists, and Tree nodes.

Computer Science
Algorithms

Linear & Binary Search Comparison

Side-by-side execution visualizer comparing Linear vs Binary Search efficiency.

Computer Science
Algorithms

Sorting Algorithms Visualizer

Animated comparison of Bubble Sort, Selection Sort, Insertion Sort, and Quick Sort.

Computer Science
Networking

Computer Network Topologies

Interactive simulation of Star, Mesh, Bus, and Ring network layout packet transmissions.

Computer Science
Networking

Cybersecurity & Encryption Basics

Hands-on demonstration of symmetric/asymmetric encryption, hashing, and network security concepts.