The Basic K5 Concept Cards are used in the introduction, reinforcement,
and practice of concepts taught in Skills Development and Numbers. The
cards are designed to make teaching and review more effective. Included
in the set are shapes, three-dimensional objects, basic geometric shapes
and concepts, charts and graphs, comparisons, fractional parts, number
words, counting by tens, sequencing, and arithmetic symbols. Set of 20 cardstock full-color sheets to be cut apart.