In this brightness of stars worksheet, high schoolers answer 7 questions about the apparent magnitudes of stars, the sun, and the moon. They compare the brightness of stars, galaxies, astronomical objects and the sun.

Students consturct cube trains and use them to measure the length of selected objects in their classroom. They first "guess" with their eyes and then hold up a cube to check their guess.

Boo! Little goblins count the Halloween-themed objects arranged in rows. They draw enough to bring each row to a total of 10. Use this when addressing the Common Core initiative in October with your kindergarten class.

Students make a math book. In this early childhood math lesson plan, students develop language, observation, and math skills as they explore the sizes of objects and use cameras to take pictures for their own math booklet based on...

Students investigate non-standard linear measurement.  In this cross curriculum measurement lesson, students listen to the book Measuring Penny by Loreen Leedy, and identify pages in which non-standard measurement is used. ...

Learners explore the parts of an orange to develop an understanding of the addition and subtraction of fractions. The concept of representing parts of a whole by dividing an object into smaller pieces is experienced in this hands-on...

Your class watches a video about Chris Jordan, a talented photographer and activist who tries to get an environmental message out by his work. As a cross-curricular project, have your class imitate his style of art with an object that...

Students explore the concept of measuring length using a one-inch pipe cleaner "inchworm." They listen to the story "Inch By Inch by Leo Lionni and discuss how the animals were measured by the inchworm in the book. In pairs students...

Third graders explore tessellations and the spatial concepts used in creating them.  In this tessellations lesson, 3rd graders rotate, reflect and transform shapes to create tessellations.  Students become familiar with the...

Students read the book "Alexander, Who Used To Be Rich Last Sunday," along with their teacher and take away coins as they follow along with the story. In this money and counting lesson, students get meaningful practice in the art of...

Young scholars relate the written form to the spoken form of familiar language (e.g., simple greeting, basic vocabulary, numbers, dates, time). They practice counting objects, identifying numbers when presented on flash cards in random...

Fifth graders study environmental changes by examining the annual rings of a cross-section of a tree trunk. They access websites to complete a worksheet on the parts of a tree. They count the annual rings on a tree slice while observing...

First graders observe and demonstrate a variety of problem solving strategies to solve problems involving one-to-one correspondence and whole numbers to 100. They discuss the steps of the problem solving process, and solve a word...

Young scholars build a castle to Ravi's design using the cubes. Students then make an original model of a solid object from diagrams which show views from the top, front, side and back. Young scholars describe the reflection of...

In this subtraction word problem learning exercise, students read word problems, cross out the number of objects to be subtracted, and complete or write subtraction sentences. Students solve six problems.

Students measure distances using indirect measurements. For this geometry lesson, students apply proportion and ratios to measure heights of different objects. They differentiate between direct and indirect measurements.

Students solve problems using various strategies. In this problem solving lesson, students read the book Swimmy by Leo Lionni. Students make fish swimming patterns, measure how many goldfish crackers it takes to make a handprint and...

Learners assess informal methods to solve real-world problems that utilize simple equations that involve one variable. They incorporate concrete objects to assist them in the solving of a variety of equations. The students are actively...

Second graders complete an inquiry activity to determine how many combinations they can make using cut-outs of tops and bottoms. In this combinations and organized lists table, 2nd graders work with three colored cut-outs of tops and...

Students investigate how natural dyes from plants was an expression of Native American cultures. They examine objects dyed from natural sources, conduct Internet research, and create their own dyes using various plant sources.

Fourth graders use cut-outs of clothing to illustrate the numbers of combinations of articles of clothing they can create. Students create a tree-diagram and count the number of possibilities. They practice showing the information in...

High schoolers define the concept of classification. In groups, they categorize a series of objects into categories they identify. As a class, they participate in a variety of activities to examine the concept of natural selection. To...

In this volume and surface area worksheet, 10th graders solve and complete 10 different word problems that include measuring various solids and cylinders. First, they determine the surface area of a cube and the edge of it. Then,...

In this adding small numbers worksheet, learners use objects to add numbers and choose the correct answer. In this multiple choice worksheet, students choose the correct sum.