Logic Trainer
Take a break and entertain you mind with a dynamic dance of logic in Logc trainer! Your objective is to guess the combination of six colors in four positions which are hidden from you. Find that combination within 6 attempts or faster.
http://www.agentix.org/download/LogicTrainerSetup.exe - 188Kb - Download - Screenshot

ChemDBsoft Academic
ChemDBsoft is chemical database software for management of chemistry databases of any size. Data management features include: free structure drawer, 70+ template structures, fast and easy database creation, simple data views and browsing, easy database updates, import and export into various... Import/Export formats supported: SDF, MOL, JC, JCAMP, TXT, LST, and NIST MS Calculation and prediction tools include: prediction of lipophilicity, solubility and the corresponding pH-dependent profiles and drug absorption (QSAR properties LogP, LogC, LogSw/Solubility and FA/absorption); diversity...
http://www.chemdbsoft.com/demo/ChemDBsoft-demo.zip - 4Mb - Download - Screenshot