Earth’s Rotation Day. The earth rotates on its axis and one full rotation takes 24 hours to complete. We’d be very surprised if you didn’t already know that, but what you may not know is that the speed of the earth’s rotation can change from day to day and year to year. So a true solar day is not exactly 24 hours, but the variations are a matter of seconds. A mean solar day is based on the yearlong average, but the basic concept of a solar day itself is the length of time for the earth to complete one full rotation on its axis. read more…

Celebrate it with our daily word search puzzle – Food Word Search!

Planets Word Search puzzle

Enjoy a challenge from outer space with this Planets Word Search, found amongst the stars by Word Search Battle. Test your knowledge of not only the planets (and ex-planet Pluto), but find all manner of moons and celestial terminology in a game that can be played in three selectable difficulties.

• Play online or download and print
• Multiple difficulties to test your skills
• Find up to 23 planets, moons, and heavenly bodies