Curated OER
Math and the Greek-Golden Proportions
Fourth graders study math and the golden mean. In this math meets Greek history lesson, 4th graders study ratios and proportions in relation to the Greeks. The use of clay is incorporated ino this lesson.
Curated OER
Telling Time - To the Hour
In this telling time worksheet, students write the time that is shown on 6 analog clock faces. They tell time to the hour in each example and write the time on the blank line below each clock face.
University of Colorado
Are All Asteroids' Surfaces the Same Age?
Did you know scientists can tell the age of an asteroid by looking closely at its craters? This final activity of a six-part series focuses on two asteroids, Gaspra and Ida, in order to demonstrate the concept of dating asteroids....
Curated OER
Calendar Math
Students count and name the numbers and days on the calendar in order to determine the date. They identify the month and the entire date, and determine the pattern shown on the calendar markers. Students then calculate how many days...
Curated OER
Telling Time By the Hour
First graders explore how to tell time by the hour. They draw the minute and hour hands on a clock to match the time shown by the teacher on the overhead clock. Students write the time shown on a worksheet. They read "The Grouchy Ladybug."
Curated OER
Telling Time
Third graders use a clock to physically identify time at the quarter hour. As a class, they are randomly called on and expected to hold up their clock with the correct time. They complete a worksheet and answer questions to complete...
Curated OER
Telling time to the quarter hour
Second graders identify how to tell time to the quarter hour. Then they complete a worksheet of twelve problems on their own given ten minutes and getting at least eight correct. Students also practice telling time as a class while the...
Curated OER
It's About Time
Students in a kindergarten class are introduced to the concept of time. Individually, they compare the current year to their birth year to discover their age. As a class, they practice reading a digital and analog clock and create their...
Curated OER
Elapsed Time
Students utilize "Judy Clocks" in order to explore the concepts of time and elapsed time. In this solid lesson on time, students complete a worksheet on elapsed time, using their Judy Clocks to help them keep track of the time. A good,...
Curated OER
What Time is it?
Students participate in three centers focused on developing time-telling skills. In this time lesson, students create their own paper plate clock face, play "Time Concentration" using times on the hour and half hour, as well as, practice...
Curated OER
It's Time to Make Time!
Students explore the evolution of time measurement, and explain the relationship of sunrise/sunset to length of daylight. They collect data and calculations to determine length of daylight during a given day.
Curated OER
Introduction to Time
Students explore the concept of time. Through discussion and artistic projects, they define time in their own words and tell how it is used to represent the seasons. Students draw a picture to portray time as it elapses during the...
Curated OER
Come Into my Parlor
An interesting cross-curricular lesson plan on dairy farming awaits your young scholars. Elements of language arts, math, social studies, and agriculture are all present. Many excellent worksheets and a good article on dairy farming are...
Curated OER
Making The Geologic Time Scale Real
Students construct a geologic timeline the size of a football field. They work in small groups to calculate the yardage for significant events in the Earth's history and then as a class pace out all of the events.
Curated OER
Math Journal: Functions and Coordinate Geometry
Fifth graders examine the many uses of coordinate grids. For this graphing lesson, 5th graders write data driven equations, discuss the x and y-axis, and determine if using 2 or 3 ordered pairs is better. Students complete several...
Benjamin Franklin Tercentenary
From Ben’s Pen to Our Lives
What would Ben do? Jumping off from the pseudonymous letters Ben Franklin fooled his older brother into publishing when he was still a teenager, young literary lovers dive into acting, writing, and addressing a local issue with wit and...
Curated OER
Math on the Mound
Students explore mathematical applications of the current intra-city World Series. After learning how one school district is incorporating the World Series in its classrooms, students consider possible applications of the Series in their...
Illustrative Mathematics
Accuracy of Carbon 14 Dating I
Here is an activity that is intended to highlight a very important issue about precision in reporting and understanding statements in a realistic scientific context. Discuss different ways of reporting the half life of Carbon 14...
Curated OER
Methods of Mystery
Students utilize the scientific method to discover the age of an item. In this historical dating lesson, students compare and contrast a 400 year old cabinet to one made within a few years by using carbon dating. Students...
Curated OER
Racquetball With Math
Students explore physical education by participating in a game with their class. In this number sense lesson plan, students utilize their motor skills while performing a music version of racquetball. Students utilize math skills by...
Curated OER
Oreo Math
In this Oreo math worksheet, young scholars with a partner practice stacking Oreo cookies twice and predicting how many they can stack up before they fall.
Curated OER
Integrating Gandhian Principles of Communal Unity in Mathematics
Fourth through sixth graders incorporate Gandhian principles into Math curriculum. They explore Gandhi's teachings on communal unity and economic equality. This has quite a bit of information about Gandhi and his observations and...
Curated OER
Choral Counting I
Using a 100s chart or a number line with a pointer, work with your class to count up to 100 by ones and tens. As a part of daily instruction, prompt your kindergartners to chant count from 1 to 30. Move on to 1 to 50, and then from 1 to...
Curated OER
Affine Recurrence Plotter
Learners use the on-line affine recurrence plotter to graph equations. They work on-line to create graphs of trout in a trout pond and savings account balances when interest is compounded over time. Links to the four one-day lessons are...