Capacitators; Microcontrollers; Circuit boards provided with integrated circuits; Computer hardware and peripheral devices; Educational apparatus, namely, blocks used as teaching aids for modeling chemical compounds, visualization of math concepts; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Electric resistances; Electric sensors; Electrical circuit boards; Electrical inductors; Electronic circuit board; Electronic components in the nature of capacitors, connectors, filters, oscillators, relays, switches, transformers, resistors, semiconductors, integrated circuits, rectifiers, transistors; Electronic educational apparatus, namely, communication blocks that manipulate and convey information electronically based on their arrangement and are used for cognitive development in disciplines such as counting, spelling or quantitative; Integrated circuit module; Microcontrollers for internet of things (IoT) enabled devices