Milestone 1 Nov 14:

• Create & delete grabbable atoms

• Sktech board that records molecular formula

Milestone 2 Nov 21:

• Adjustable UI bar following the user
  Change the rubbish bin to an eraser

• Eraser to delete atoms

• Vanilla bonding

• Grouping molecules to be picked togethe

Alpha Dec 5:

• Bond visualization

• Tutorial 

• Automatic snapping of atoms into place with determination of bond types

• Manipulate single atoms or groups

Gold Dec 8:

• Auto calculation and illustration of bond type

• Model and display cyclic atomic structures