This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Here's a fun math activity for your preschooler: play Sock Sort and help your pre-kindergartener recognize numbers!

You don't need to spend big bucks to buy a pre-boxed version of a matching game at the store. You can make your own easily. Here's how:

Teach your preschooler color recognition using this handy egg carton sorter. She will group objects by color and learn to recognize their names with this tool.