Here are some ways that families can supplement the learning that is happening at school:

Visit the library with your student. Check out DVDs and books on school units / themes. Discuss what they are reading.
Visit museums
Read books that supplement student interests.
Cook together. Discuss the math and science involved.
Write letters to family members.
Volunteer for community service as a family
Research and discuss various holidays, traditions, celebrations
Go on a family hike - discuss what you see, smell, hear and feel
Use the internet to research topics of interest. Discuss the topic. Write about the topic
Writing includes: essays, brochures, posters, poems, comic strips, lists, and much more
Watch high quality non-fiction television program
Go on family field trips
Play education games (check out Lakeshore Learning on Bascom Avenue for resources)
Expose your child to all the rich experiences the Bay Area has to offer. Talk with them - these language experiences develop their vocabulary and make them more literate citizens.
Enroll in Scouts, sports, music and other activities that engage your child. Many of these give students additional practice with responsibility, leadership, collaboration and the other 21st Century Skills.

Please share other great ideas!