Build your own Blaster with Knex K-Force

30 Dart Refil Pack

Use Classic K'NEX pieces to build a 2 great Knex Space models

Knex Robo-Bugs Motorized bugs , Build em up and watch them move. 

Knex Extreme Sports has building ideas for 10 Extreme Sports

Knex Helicopter a grat value knex set  over 60pcs to make a helicoptor

Use Classic K'NEX pieces to build a plane and fly away!  great value set that can be combined with other sets to make bigger models