Arizona Department of Education
Area and Perimeter of Regular and Irregular Polygons
Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other irregular...
Curated OER
Piece of the Sky: Introduction for Making S'COOL Observations
Young scholars observe and discuss cloud cover. They identify percent of cloud cover, calculate cloud cover by fraction and convert to a percent, and compare their models with the current real sky cloud cover.
Curated OER
Divisibility Checks: Paired Activity
In this division game worksheet, students will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.
Alabama Learning Exchange
Scaling Down the Solar System
Learners work collaboratively to gain a better understanding of the vastness of space by scaling down the solar system. They measure by inches, gain an understanding of space, and model the distances of the planets from the sun.
Curated OER
Measuring Cloud Coverage
Learners explore Earth science by completing weather symbol worksheets. In this cloud identification lesson, students identify the different types of clouds in the sky and how they are formed. Learners complete a cloud measurement...
Curated OER
Decimal Concepts
Fourth graders complete a journal page to review decimal concepts. For this decimal lesson, 4th graders use manipulatives to represent decimal amounts. Students complete a homework sheet related to decimal and fractional parts.
Curated OER
Simple Past-Positive Sentences #2
In this simple past tense worksheet, students use words and phrases given to form positive sentences in the given tense. Answers may be submitted online for review. ESL appropriate but not exclusive.
Curated OER
Reading Trees: Understanding Dendrochronology
Students examine tree-ring dating and discuss the lack of water the settlers in Jamestown faced. They create paper tree rings, simulate rain patterns, and describe the history of construction paper tree sequences.
Curated OER
Addition Properties
Student study addition properties. In this addition properties lesson, learners use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition. Learners...
Curated OER
Rounding Numbers
Fourth graders complete math problems where they round numbers to the nearest ten, hundred, or thousand. In this rounding lesson plan, 4th graders explain how to round the problems they solve.
Curated OER
Number Books
Learners construct a book to illustrate number concepts. They write their numbers on a sheet of paper. Students in grade 1 discuss counting to 100 by different numbers. Pupils in grades (2-4) write basic addition or subtraction story...
Curated OER
Calculate the Answer
Students solve basic multiplication or addition facts using a calculator and product cards. They draw a card, read the sum or product, and press single digits on the calculator to display the number on the card.
Curated OER
Can You Find Me?
Fourth graders participate in a parachute math game. They run under the parachute after it has been lifted, looking for a card that has an equivalent fraction or decimal on it to match the one they were given by the teacher.
Curated OER
The Language of Mathematics
Students integrate the language, concepts and skills of math into the daily routine and classroom environment. They think mathematically by participating in short, daily, individual, small group, whole group and transitional activities...