Electronic Science Toys: A popular fun educational electronic science experiment toys that excites and encourages learning. These basic electric circuit kits allow children to build, test and explore basic simple circuits to improve hands-on skills, and develop learning skills. Complete Circuit Kit: Comes with one instructions, Circuit wire, bulbs, motors, switche, Fan blade Vanes, bulb holders, AA size battery holder (1 x 1.5V), packaged with enough circuit accessories for you do science project easily. Wide Applications: These basic electric circuit kits allow children to build, test and explore basic simple circuits to improve hands-on skills, and develop learning skills. It can also be used in school in science, technology and design courses. This learning toy build experiment and explore basic electrical simple circuits.It is good for curious kids, turning your own new ideas and inventions into reality. Attention: Suitable for 5and years, please read the circuit pictures carefully, use the correct circuit diagram to avoid short circuit, the kids must use under the supervision of adults. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.