Pre-K-2
Use algebraic thinking to explore properties of
addition.
Pre-K-2
Explore four models of addition (counting,
number line, sets, and balanced equations) using dominoes.
Pre-K-2
Explore five models of subtraction (counting,
sets, number line, balanced equations, and inverse of addition) using
connecting cubes.
Pre-K-2
Use buttons to explore logical and numerical
relationships.
Pre-K-2
Collect
and sort data using objects, pictures, and symbols. Pre-K-2
Through
the course of the lessons, students are exposed to algebra, measurement, and data
analysis concepts.Pre-K-2
Represent patterns in different ways.Pre-K-2
The
concepts of greater than, less than, and equal to are explored in this
2-lesson unit.Pre-K-2
Make
groups of zero to 10 objects, connect number names to the groups, compose and
decompose numbers, and use numerals to record the size of a group.Pre-K-2
Make
groups of 10 to 20 objects, connect number names to the groups, compose and
decompose numbers, and use numerals to record the size of a group.
