Bable Science Kit

2018 Upgraded version: Upgrade more combination method, 17 accessories and over 60 projects: unique colourful LED lights, Gravity sensor switch, suitable as board games and the environmental science kit for kids - Safer ABS Material of high quality: Bable environmental science kit ...2018 Upgraded version: Upgrade more combination method, 17 accessories and over 60 projects: unique colourful LED lights, Gravity sensor switch, suitable as board games and the environmental science kit for kids - Safer ABS Material of high quality: Bable environmental science kit has passed the strict certification of US ASTM and EU EN71 and give your child safe protection - Safer Design: Bable stem toys use rounded corner design of no burrs and wont hurt your; Fully-enclosed PTC design can avoid electric leakage, short circuit and other security risk - STEM Education recommend: Children can enjoy the DIY process, deepen understanding of physical phenomena and lay the foundation of developing good scientific thinking; Its also a very good parent-child game to increase parent-childrelationships - Note: Suitable for 5-10 years old kids ; The power of the circuit is provided by two "AA" batteries (not included); Please refer to the instructions to properly and correctly instal the circuit; Its also adeal greatgiftwithexquisitedesignandpackag