Strawbees Crazy Scientist Builder Kit - 100 Straws and 808 Connectors Set, Educational & Creative Building Toy, Tinkering & STEM Learning, Suitable for Children 3 Years & Up The biggest and most comprehensive Strawbees drinking straw construction kit. Hours of fun! Kit contains 808 connectors in two random colors, 100 extra rigid straws, a neat big black collectors bag and an instruction manual. The connectors are compatible with all standard size drinking straws! The straws and connectors have been specifically-designed as a fun way to improve motor skills. Your child will have no trouble building objects with their Strawbees kit! The kit is non-hazardous for children of all ages and educator-approved you can be 100% certain your child will be safe as they learn Weird experimental structures to the seven wonders of the world - if you can imagine it, you can make it. Spark the imagination of your child!