Introduction: Knex Coaster: Barrel Run
as far as i know this is the first micro knex coaster on this site!! ( wooow go me!! )
i will hopfully be posting instructions soon which will make it the first knex coaster instructable (woow go me !!)
any ways hope you enjoy!!!
Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.