Snaen Science Circuit Circuit For Kids Diy Electronic Toy 100+ Projects, 30 Product Features Circuit Blocks Kit - This educational scientific set includes the bottom plate, power host, spray module, microphone module, RGB light module, speaker module, motor module, fan accessories, flying saucer accessories, dial switch, light sensor switch, shock switch, knob switch, water addter, optical fiber, Four -headed port, 10? resistor, 100? resistor, flash neon, 10*wire. This complete electric motor kit good for kids experiment and explore basic electrical simple circuits. 108 Circuit Science Experiments - Build over 100 exciting projects with this electronics block kit! Includes 30 pieces build exciting projects such as a small fan, horn, microphone, Didi alarm, traffic lights, and more! It can be used in school in science, STEM, technology and design courses, easy to meet your project needs. STEM Education - Small circuits, big knowledge, this electronic building block set integrates multiple knowledge points and has high educational value. Children can learn circuit knowledge such as parallel connection and series connection. Constantly asking questions and thinking to stimulate curiosity. It is very suitable for display in school classrooms, and also suitable for discussion and interaction with children in daily life. Exquisite Manual - The science kit comes with a 20-page color instruction booklet. 108 kinds of circuit construction methods are explained in detail. The colorful illustrations attract children's attention, and the detailed text step-by-step instructions allow children to understand circuit knowledge more clearly. Perfect Gift - This circuits set is the perfect gift for boys and girls aged 3, 4, 5, 6, 7, 8, 9 years old. Let children transform into little physicists, a variety of ways to play, free assembly, expand thinking, and develop different playing experiences. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!