1)   Brain Workout 1
Brain Workout has 15 mentally stimulating activities to exercise the mind and help improve concentration and memory. Users have their own exercise programme in the gym and can track their progress in five categories.

 2)   AlcoDens 1.0
Convert density of ethanol-water mixtures to and from concentration expressed in Mass, Volume or Molar terms. Covers concentrations from 0% to 100% and temperatures from 10C to 100C. Calculate blending ratios based on source or blend properties.

 3)   Amys Games 1.0.118
These three games are aimed at pre-schoolers, toddlers and babies wanting to start using the computer. We have included an interactive coloring book, a memory matching game, and a colorful keyboard banger in the collection.

 4)   Pairs 1.75
3D DirectX memory games for everybody. A fun memory game of finding the hidden pairs amongst spinning tiles. There are dozens of levels with thousands of combinations of shapes. French, English, German and Spanish vocabulary.

 5)   CASC concentration calculator 1.0.1.19
CASC calculates recipes for solution preparation and converts concentrations automatically taking density changes into account thanks to built in database of substances. It also helps in dilution and mixed solutions calculations.

 6)   Easy MEMO Pro 6.00
Like any memory games, you have to find pairs, but you can also: - Pair different cards, like a word and its sound... - Download free add-on (70 today) - Make groups of three or more identical cards. (until 5) - Create your own games sets.

 7)   Scare Pairs 1.0
Scare Pairs is a frightfully fun matching game for Halloween or any other time of the year. Match all identical pairs of icons, hidden beneath 32 gravestones before you run out of time.

 8)   Concentration - the Memory Games 5.01
A memory game that combines tradition and innovation. Animated card faces and sound cards. Computer opponents. Player statistics. Randomly moving and teleporting cards. Joker and gravity. Image to text, image to related image associations.

 9)   Natura Sound Therapy 3.0
Natura is the ideal software tool to improve your quality of life. Natura can help you concentrate for work or study, unwind and relax, or even fall asleep more quickly.

 10)   Sebran's ABC 1.35
It’s never too early for your child to become familiar with letters and numbers. Sebran’s ABC’s colorful pictures, pleasant music, and gentle games teach letters, numbers, simple math, and rudiments of reading.

 11)   Master of Colors 1.0
The computer plays a color-combination and you repeat it, that is all! But if you master a level, the combination becomes a bit longer. Can you repeat each step correctly...again? No installation required - download and enjoy!

 12)   Now Hear This! 3.3.0
Play the AUDIO version of the classic Memory / Concentration game! Use your own sounds, and create your own categories! This memory match game supports 3 game sizes, multiple players, Timed game option, and Intermittent Shuffle.

 13)   A Game of Memory 1.0
A Game of Memory is a classic "Concentration" style game where children try to match tiles consisting of different kinds of foods. Flip over two matching tiles and they disappear. Flip them all over and you win!

 14)   Mix & Match Association 2.3.0
Let your creativity be your guide as you create awesome gamesets for this special memory / concentration game! Match any picture to any sound to any text! The educational value is limitless! 3 game sizes, multiple players, Timed game, and more...

 15)   Doublez 1.0
Find matching pairs of pictures of characters taken from various PC games. The less time you spend and the fewer attempts you need, the more points you will score.

 16)   3D Ball Slider 1.0
3D Ball Slider is a peaceful game that develops concentration and spatial coordination skills. You make balls roll on various surfaces controlling their movements to their final stand. It includes 3 levels of difficulty with each 61 runs.

 17)   Mix & Match 3.3.0
One of 3 games in the Concentration Trilogy that give you more power than ever! Use your own pictures and create your own categories! This memory match game supports 3 game sizes, multi-player, Timed game, Gravity, and Intermittent Shuffle.

 18)   Concentration 1.0
Play Online Concentration Game - Match prizes and solve the hidden rebus puzzle to win!

 19)   Schlumpiwutz Math Tutor Deluxe 1.0
Platform game that specializes in basic Single Digit Multiplication exercises for elementary school students.The Program was developed together with Elementary School Professionals and successfully testet in Elementary schools.

 20)   Casua-Game 1.0
You have to find matching pairs of animated creatures and fantasy-themed pictures. Try to find them as fast as possible, because the less time you spend, the more points you will score.