Lesson Plan
PBS

Pbs: Scientific American Frontiers: Teaching Guide: Tasty Models (5 8)

For Teachers 3rd - 8th
With this lesson, students create models of carbohydrates and proteins using pieces of candy in order "to visualize the atomic arrangements of nutrient molecules."
Interactive
American Museum of Natural History

American Museum of Natural History: O Logy: Stuff to Do: Atomic Mobile

For Students 3rd - 8th
Illustrated instructions for how to make a model of an atom (an atom mobile).
Activity
University of Cambridge

University of Cambridge: Nrich: Seven Sticks

For Students K - 1st Standards
On this one page website sharpen your logic, triangle properties, and pattern recognition skills while working on this challenge. The solution is available to double check your solution.