【Easy to Assemble】Our science toys include all the tools and materials you need to assemble – laser-cut wooden components,clear&simple instructions in English, a small magnetic screwdriver, and motor gear/wheel installation tools.No electric soldering iron, no soldering, simple assembly, suitable for kids. 
Great Family Bonding Time】Perform rewarding science experiments with your family or friends. Perfect Gift for kids teens. Safety tested, all wooden blocks are made of real wood without chemical finishing. Non-toxic and non-irritating it creates a safe play environment.
【Perfect Gifts Toys for Kids】Definitely a perfect substitute for video games! Excellent science toys gifts for boys girls teens in Halloween/Birthday/Thanksgiving/Christmas/Children’s day/Easter /STEM.