DIY: HOW TO MAKE A TERRARIUM CHRISTMAS ORNAMENT!
Full details at Inhabitat.com

“Materials required: Moss, plants and/or twigs small enough to fit into your terrarium ornament – Some soil – Tweezers – Reusable glass ornament orb – A ribbon (we used one from an old gift box) – A chain or string (we used an old bracelet) – (optional) Figurines or other fun tsotchkes to place inside your ornament”

Full instructions at inhabitat.com.

(see more of Popperfont’s Sciencegeek Advent Calendar Extravanganza here)