Follow these links to explore just some of the learning resources at your fingertips:
Museum coloring books. For little ones to reproduce museum masterpieces!
WURRLYedu. Music education for young children, free for 30 days.
MOS at Home. From the Museum of Science, Boston.
Critical Thinking Books. Level one coloring books for children under 5; other offerings might be interesting for their older siblings, including a puzzle book for K-5, and a math activity book for grades 1-5.