9 Electronic and electric connectors; electric sensors and switches; electric controllers; electronic sensors for sensing motion, pressure, light, sound, power, and wireless internet network; switches, namely, electronic switches for audio, visual, and motion signals, electronic touch sensitive switches; electronic controllers, namely, electronic control systems for interactive gadgets, electronic controllers for use with motors, fans, buzzers, lights, and speakers; receiver of electronic and electric signals; transmitter of electronic and electric signals; electrical and electronic components, assemblies and subassemblies in the nature of electrically coupled press fit stud in the nature of electric couplings and tube modules comprised primarily of batteries, power supplies, electrical wires, inverters, control buttons, electric sensors, electronic sensor chips for scientific use; electric and electronic components in the nature of switches, control triggers, input sources in the nature of triggers, microphones, oscillators, dimmers, indicator lights, signal processors; electronic educational experimental apparatus and equipment used for teaching the principles of electricity, electronics, interaction, physics, logics and circuitry, namely, electric and integrated circuit modules for building interactive gadgets; building communication blocks that manipulate and convey information electronically based on their arrangement comprised of electrically coupled press fit stud in the nature of electronic couplings and tube connector control integrated circuit modules for use in experimentation and testing; electronic components in the nature of electronic connectors and electric connectors, electronic and electric circuits; electronic component kits consisting wholly or principally of building communication blocks that manipulate and convey information electronically based on their arrangement comprised of electrically coupled press fit stud in the nature of electronic couplings and tube connector control integrated circuit modules for use in experimentation and testing, electric connectors, electric sensors, electric switches, electronic controllers, transmitters and receivers of electronic and electric signals, and electronic power supplies for powering electronic components