UsingK.CC.7 Kindergarten Common Core Lesson, students sort number cards into two categories in order to compare numbers.

Using this K.MD.1 Kindergarten Common Core Lesson, students sort objects into short and tall categories to learn about measurement.

Using this K.MD.2 Kindergarten Common Core Lesson, students draw pictures that are longer and shorter than specific objects.

Using this K.OA.1 Kindergarten Common Core Lesson, students add together two groups of objects and then match to the sum card.

Using this K.OA.3 Kindergarten Common Core Lesson, students match equations to ten frames to build an understanding of number sense.

Using this K.OA.5 Kindergarten Common Core Lesson, students match subtraction equations to its answers to build fact fluency.

This 1.G.2 First Grade Common Core Lesson teaches that two shapes can be put together to make a new shape.

In this 1.NBT.4 First Grade Common Core Lesson, students will practice adding 10 to a given number.

In this 1.OA.2 First Grade Common Core Lesson, students add three whole numbers together to solve by matching equation cards to answer cards.

In this 1.OA.3 First Grade Common Core Lesson, students discover that you can add in any order and get the same sum each time!

In this 1.OA.4 First Grade Common Core Lesson, students practice finding the missing added using subtraction as strategy to solve.

In this 1.OA.5 First Grade Common Core Lesson, students will practice counting backward from 10 using a number line.

In this 2.G.2 Second Grade Common Core Lesson, students will partition a rectangle into rows and columns and count to find the total number of them.

In this 2.MD.1 Second Grade Common Core Lesson, students will measure the length of an object by selecting and using appropriate tools.

In this 2.MD.7 Second Grade Common Core Lesson, students tell and write time from analog and digital clocks to the nearest five minutes, using a.m. and p.m.

This 2.MD.9 Second Grade Common Core Lesson includes 2.MD.9 Worksheets, 2.MD.9 Activities, 2.MD.9 Assessment, and 2.MD.9 Poster.

In this 2.NBT.7 Second Grade Common Core Lesson students fluently add and subtract within 100o using multiple strategies.

In this 2.NBT.8 Second Grade Common Core Lesson, students mentally add and subtract 10 or 100 from a given number 100–900.

In this 2.OA.3 Second Grade Common Core Lesson, students determine whether a group of objects (up to 20) has an odd or even number of members.

In this 3.G.2 Third Grade Common Core lesson students partition shapes into parts with equal areas and write a related fraction.