Engino- STEM Toys, Construction Toys for Kids 9+, Botanic Laboratory- Fully Functional Greenhouse, Gift for Boys & Girls, Experimental Activities. Product Dimensions? 18.11 x 2.32 x 11.42 inches; 2.93 Pounds. Item model number? STEM47. Date First Available? October 15, 2019. Best Sellers Rank: #438,454 in Toys & Games (See Top 100 in Toys & Games) #3,944 in Educational Science Kits #12,814 in Toy Building Sets. #3,944 in Educational Science Kits. #12,814 in Toy Building Sets. Customer Reviews: 4.1 4.1 out of 5 stars 44 ratings. Can build 4 different models, including greenhouse, ox-driven plow, cube, and gearbox. Includes multipage booklets with theory, experimental activities, quizzes and building instructions. Helps to develop problem-solving and learning skills. Suitable for home education. Great gift for birthday, Christmas or any special occasions. An award-winning set with a unique set of ideas to encourage children start to grow their own patch of earth, hearten kids to and to enjoy nature. This fun building set features a book with plant-related facts and activities driving kids closer to Engineering and appreciating your natural surroundings.