Help your child practice recognizing rectangles with this colorful worksheet that challenges him to count up all the rectangles in the picture.

Challenge your kindergartener to find all of the rectangles in these bright images. He'll boost observational skills and shape know-how at the same time.

Kindergarten math is all about counting and shapes. Kill two birds with one stone with this worksheet that gives kids counting and shape practice all at once.

Here's a colorful math challenge for your kindergartener: can he count up all the triangles in the birthday party scene?