Science — Technology — Engineering — Math: STEM. Wikki Stix STEM Pak...not just part of the movement...it's Full STEM Ahead. 108 feet of Wikki Stix in nine colors. Each Wikki is three feet long. Pak also includes a four panel step-by-step illustration of how to make the DNA Double Helix out of Wikki Stix. Fun and easy. Package also features over 20 images of additional science and math projects, plus a QR code to scan for more ideas and lesson plans. Perfect for STEAM too.