Fun and safe magnetic construction;An add-on set for SmartMax magnetic discovery kits;More bars for bigger and more creative structures;Magnetic bars are sonically welded;SmartMax is certified to meet the world's toughest safety requirements

• Smart-Tangoes SMX 105US SmartMax extension set - 6 extra long Plus 6 extra short bars

Smart-Tangoes SMX 105US SmartMax extension set - 6 extra long Plus 6 extra short barsSmartMax