Explore scientific concepts through interactive features that scale from subatomic particles to cosmic structures. Learn about metric and imperial units with visual comparisons. View detailed information on celestial bodies and microscopic elements.
Explore molecular geometry using . Learn why molecules like CO₂ and HCN are linear while H₂O and SO₂ are bent. Compare bond angles and electron pair arrangements. Visualize molecular shapes and understand repulsion effects.
Explore 3D models of rocks, minerals, mammals, reptiles, lifecycles, and cells. Upload, view, and share custom 3D objects. Interact with models using a Cube and smartphone or tablet.
Learn to play the with 3D charts showing finger positions. Hear each musical note and view 3D models for demonstration. Access lessons and select from sopranino, soprano, alto, tenor, or bass . Choose between Baroque and German systems.
Prepare for the PMP® with 35 tasks aligned to the January 2021 Examination Content Outline. Review 12 principles from PMBOK® Guide 7th Edition. Study 8 domains including their models, methods, and artifacts.
Is a game that challenges users to spot between images. Users can play with parents, improving observation skills. Two pronunciation options are available: Mandarin and Cantonese.
Learn colors, numbers, shapes, and letters through 13 educational with professional voice instructions. Choose from 12 languages and 3 skill levels. Interact with 3D kitten guides to enhance learning experience.
Prepare for the AACN Certification with interactive self-assessment. Access over 280 multiple-choice questions and 12 case studies. Review detailed answer rationales and track progress through quizzes and exams.
Astronomical objects and compare sizes from galaxies to atoms. Use gestures to zoom in and out, to microscopic levels or cosmic distances. View detailed comparisons and understand relative sizes visually.