ABCya!

 This website has activities to practice math, reading, and computer skills.

 http://www.abcya.com/kindergarten_computers.htm

Fun Brain

 This website has several math and reading activities, plus it has some "just for fun" games!

 http://www.funbrain.com/

Kid Port

 Here there are activities to enrich your child in all subject areas, including reading, math, science and social studies!

 http://www.kidport.com/GradeK/GradeKHome.htm

Orson's Farm

 http://www.professorgarfield.org/Phonemics/farm3.html

PBS Kids

 http://pbskids.org/

Reading Rockets

 This site features many resources for parents to use while enhancing their child's learning.  Do a search for apps and you will find several apps to help your child on his/her level.

 http://www.readingrockets.org

Seussville

 Dr. Seuss' Website

 http://www.seussville.com/#/home

Spin and Spell

 This site will help challenge your child to become a top speller!

 http://www.spinandspell.com/

Starfall

 This website is great to help children practice pre-reading and reading skills.

 http://www.starfall.com/

Start with a Book

 This website tailors to your child's interests in reading!

 http://www.startwithabook.org/