Here is a list of resources in Hebrew for extra review during the summer. Work is divided into different levels. You can choose the level that fits you.
1)Worksheets – – Level one-
v=qHFfSQGPcMshttp://www.tilda.edu-negev.gov.il/svivot/lomdot/olim1/index.htm
2) Reading comprehension (different levels)
http://www.tilda.edu-negev.gov.il/svivot/lomdot/ktaim/index.htm
3) videos in Hebrew “Hebrew in 3 minutes”
https://www.bing.com/search?q=Hebrew+in+Three+Minutes&PC=U316&FORM=CHROMN
4) Duolingo
https://forum.duolingo.com/comment/27655274/25-Minutes-of-Hebrew-Listening-Comprehension
5) Kofiko
https://www.youtube.com/user/KofikoChannel
6) Negba: Reading + reading comprehension
7) Ideas for Written expression
https://docs.google.com/document/d/18kpYdqHtEbPp4COtV408Dd24zJw6l-1PVF7skBflNFc/edit
8) Different Hebrew activities for language skills – many levels
http://cms.education.gov.il/EducationCMS/Units/Rama/AarachaBeitSifrit/Mivdak_Olim.htm
9) News from Israel in Hebrew