The first is called 8 Letters in Search of a Word. All 8 letters are scrambled, but work together to spell one big word. The goal is to find the big word, however, you get credit for all the small words you find along the way. Check it out!
The second site helps the worlds' hungry while you play. At www.freerice.com you can challenge your vocabulary skills by identifying the meaning of increasingly challenging words. For every word you get right, you earn 10 grains of rice! (P.S. It's NOT cheating to use a dictionary! :o)
Third graders can also take a daily trip to Wonderopolis. Why are all snowflakes different? Why do people kiss under the mistletoe? What are the Northern Lights? Explore answers to these—and many more—interesting "wonders" each day in Wonderopolis. Each new Wonder of the Day® presents a curious question, a related video to spark interest in the topic and fun activities in which the whole family can participate. Just because they aren't in school doesn't mean the learning—and the fun—has to stop!