Kiddealz may earn a small commission via affiliate links in this post. Please read the disclosure.
Have the kids keep up their math skills this summer so they stay sharp when they return to school.
There are some great free sites that track and guide their progress based on their age or level.
https://www.mathplanet.com (for high school level)
https://www.splashmath.com (for elementary school students)
https://www.mathplayground.com (math games)
Let me know which one you like the best.