Curated OER
Solve Story Problems: Sold! A Mathematics Adventure
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
Curated OER
Further Investigating Greater Than, Less Than, and Equal to
Students investigate number relationships such as greater than, less than, and equal to. In this number relationship lesson plan, students use number mats and a fish with a large, open mouth to practice showing number relationships.
Curated OER
Arranging Numbers from 1 to 5
Kindergarteners arrange manipulatives or everyday objects in groups of one through five. They identify groups seen in pictures of nature and compare same numbers of different objects.
Curated OER
Finding Sums to 6
Students explore the additive identity property where they add multiple numbers to get to the number 6. For this number 6 lesson plan, students also work on their addition charts.
Pennsylvania Department of Education
Using the Number Line to Compare
Students determine differences using a number line. In this math lesson, students use the number line to solve subtraction problems. Students solve puzzles using subtraction.
Curated OER
How Much, How Fast, How Far?
Students investigate the concept of the number one million. In this number concepts lesson, students read the book How Much is a Million? and brainstorm questions, such as "how many leaves are on a tree" and "how many hairs are on your...
Curated OER
Book Title: Ten Flashing Fireflies
This lesson plan engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their own word...
Pennsylvania Department of Education
Some Special Sums
Students study addition. In this math lesson, students solve doubles and doubles plus one addition facts. Students roll dice and use the numbers to create addition problems.
Curated OER
Food Pyramid Power: Looking Back and Moving Forward
Students show their knowledge of properties of objects as it pertains to sorting and creating patterns. In this food pyramid power instructional activity, students show their ability to use whole numbers in different representations by...
Curated OER
Shirts Full of Buttons
Students match sets of buttons to complete subtraction problems. For this subtraction lesson plan, students answer the questions "how many more/less" and make bar graphs by counting up the buttons they are wearing.
Curated OER
Balancing
Learners use a balance to complete subtraction problems and weigh out the items they take away. For this subtraction lesson plan, students use a pan balance and record their equations.
Curated OER
Who's In The Fact Family?
Students study related addition and subtraction facts. For this math lesson, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
Curated OER
How Much Is On The Floor?
Students estimate the number of items in a group. In this estimation lesson, students are presented with random objects to clean up. Students estimate how many items are present and then compare the actual number of items to their...