Plant and Animal Cells: 3D Observation Lab
Rotate, section and isolate cell structures, then compare plant and animal cells to connect their structures with their functions.
Open activity →Teaching resources
Learn Biology: Interactive Resources for Curious Learners
Free biology learning resources for students, biology enthusiasts and independent learners. Explore cells, anatomy, organisms, genetics and ecology through interactive models and virtual experiments.
Explore biology topics
Start with a question that interests you. Rotate a model, compare structures or change an experimental condition, then explain what you observed.
3D Microscope: Online Virtual Lab
An interactive 3D microscope lab for identifying parts, coarse and fine focusing, changing magnification, adjusting illumination and aperture, moving the image, and exploring image orientation.
Open activity →3D Eye Anatomy and Image Formation
Explore a full cross-section with 16 types of interactive structures. Use a fixed image plane to compare normal vision, refractive and axial myopia or hyperopia, and their correction.
Open activity →How Fish Live Underwater: 3D Observation Lab
Explore fish structures, mouth and operculum movements, gas exchange at the gills, fins and aquatic adaptations.
Open activity →Predator–Prey Populations: Wolves and Moose Data Activity
Explore 47 years of Isle Royale wolf and moose monitoring records alongside climate, winter tick and food evidence to discuss ecosystem stability.
Open activity →Biology Model Universe: Interactive 3D Teaching Models
Find biology models by teaching level and topic, then rotate and zoom them in an observation workspace and view their descriptions and review status.
Open activity →Amino Acid Workshop: Structures and Peptide Bonds
Build amino acids, identify the amino group, carboxyl group and R group, observe peptide bond formation through condensation, and explore levels of protein structure.
Open activity →Meiosis and Gamete Combinations
Track homologous chromosomes step by step and compare crossing over, chromosome orientation and gamete combinations.
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