Nobody is a better judge of a great science lesson than a teacher. Here, you’ll find everything you need to implement our supplemental science unit, or TREK.

Sample TREK 5.10A Structure and Function (2017 TEKS) and TREK 5.12A Interdependence (2021 TEKS). Demos and free trials are also available. Contact us!

Click the title of each TREK to download. Happy TREKing!