Candy Experiments website... awesome science experiments to teach different concepts.
101 indoor activities
Great toddler activities. This may be my new favorite site.
Rainy Day Fun -- 50 Ideas for those rainy Spring days ahead. or hot summer days for us!
Free printable coloring pages starring Cookie Monster and the rest of the Sesame Street gang
Giant List of Indoor Activities for Kids
Rainy Day Activities
exercise game board #happyhealthy