Wolfram Demonstrations Project. Sixthsense - An open source project that allows people to create their own SixthSense Device and augment the current codebase with their own apps. MAKE HOMEMADE SCIENCE TOYS AND PROJECTS. Home - Commendable Kids. The Logic Lab: simulating simple circuits of logic gates. Diagramly - Draw Diagrams Online. Infographics and charts - interactive data visualization | Infogr.am. Infographics & Data Visualizations.