ABCya! "Sugar, Sugar" is a free online puzzle and skill game for elementary school kids. It challenges them to use logic and knowledge of physics to win. Players use a computer mouse to draw lines during the game and str... More » Health Medical Ranges & Levels

"Parts of Speech Quest," "Division Drag Race" and "National Flag Match" are games that are suitable for fifth-grade students, as of 2015. Other games include "Make a Word Search Puzzle," "Clear It Addition" and... More » Technology Internet & Networking offers free educational computer games for students from kindergarten to fifth grade. There are no fees associated with any ABCya titles, and the site hosts games for beginning reading, math and holidays. More » Education K-12
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"Sugar, Sugar 2" is available for free online play at and The objective of "Sugar, Sugar 2" is to guide falling grains of sugar into cups by drawing lines on the screen. More » Hobbies & Games Video & Online Games Online Games

"Factory Balls" is a free online puzzle and logic game available on The object of "Factory Balls" is to match a blank white ball with a finalized colored ball by applying paint and patterns to the whi... More » Hobbies & Games Puzzles & Brainteasers Brainteasers

Some free online adventure games include “Crimson Room” and “Castaway 2.” These online games both offer exploration and puzzle solving, though in two very different styles of gameplay. More » Hobbies & Games Video & Online Games Adventure Games

Sugar water freezes faster than salt water, because salt has more molecules than sugar. Normally, water freezes at 32°F, however, when a substance is added to the water, it lowers its freezing point. This is not because ... More » Science Chemistry Solutions & Mixtures