Use these selected websites for students to explore as part of their investigation.

The School District of Philadelphia

Roofus' Solar and Efficient Neighborhood
From the U.S. Department of Energy, Roofus, the solar energy dog, invites students to find out what makes his house solar efficient.

Sundial Memory Game
Match pictures of sundials in this classic memory game.

Sundial Hangman
Try to guess the words related to sundials. | © 2005 The Franklin Institute - All rights reserved.