Draw a direct line to Physical Science in STEM with our circuit drawing pen! The limitless combinations of modules creates an exciting opportunity and is scalable to fit all ages, grades and curriculum standards. Complexity grows as your knowledge grows, allowing you to explore topics in the guided workbook along with the AR App - CS Circuits. (iOS & Android). With 30 pens and 250+ modules, it’s perfect for 1-to-1 and collaborative learning groups.Details:STEM learningFor ages 8 and upContents:50 LEDs30 Circuit scribe ink pens25 Steel canvases25 Stencils23 Switches25 9V batter adapters5 Multicolored LEDs5 Blinkers1 Inventor's notebook1 Jumper stocker sheet