Link: All Educational Productions

Nobelprize.org's educational section consists of 46 productions. Of these, 29 are interactive learning games of various sorts and degrees of difficulties. Most of them also includes a "Read more" about the subject.
Enjoy learning!
Topics covered:

Physics:

Accelerators
Energy from Matter
Imaging Life
Integrated Circuit
Invar & Steel Alloys
Laser Challenge
Liquid Crystals
Microscopes
Observing the World of Particles
Relativity
Semiconductors
Star Stories
Structure of Matter
The Quantised World
Transistors
Vacuum Tubes
X-rays

Chemistry:

Chirality
Conductive Polymers
Plastics
The PCR Method

Medicine:

Blood Typing
Control of the Cell Cycle
Diabetes and Insulin
DNA - RNA - Protein
DNA - the Double Helix
Ear Pages
ECG/Electrocardiogram
Immune Responses
Immune System
Malaria
MRI
Nerve Signaling
Pavlov's Dog
Split Brain Experiments
The Cell and its Organelles
The Genetic Code
Tuberculosis
Vitamin B1

Literature:

Find the Authors
Lord of the Flies

Peace:

Conflict Map
Democracies in the World
Nuclear Weapons
Prisoners of War

Economics:

Trade