Engino- Stem Toys, Mechanics Gears & Worm Drives, Construction Toys for Kids 9+, Educational Toys, Gift for Boys and Girls (12 Model Options) , Medium

KIDS LEARN how gears can reduce or increase speed and learn how worm drives are used to change rotational speed. Build 12 working models such as an experimental crane, a helicopter, a gearbox and more. EASY TO FOLLOW INSTRUCTIONS + INCLUDES 16 pages of theory and amazing facts with explanations of the different scientific principles accompanied by fun experiments to test newly acquired knowledge. A 3 page quiz section is also included. CHOSEN as one of 21 best stem toys and gadgets to get your kid interested in tech. GENERAL- For ages 9+. Our Interactive 3D app lets children build in virtual reality. ENGINO brings complex concepts into clear focus for budding engineers and scientists with award winning components. Make education fun with Engino. Made in Cyprus., Manufacturer: Engino