If you are looking for something to help your kids keep those important math and language art skills during the Summer, you may want to checkout these Summer Bridge Workbooks.
Amazon has them marked down for as low as $9.99 (reg. $14.99) and shipping is free with Amazon Prime or a $25+ purchase. Workbooks are available from preschool – 8th grade.
Summer Study workbooks review last year’s lessons in math and reading—and prepare them for the year to come. Available for grades K-5 as low as $8.48 (reg. $9.95).
I try to get my kids a workbook each Summer and work on a few pages a day. I have seen these workbooks at local stores, but Amazon's prices are better.