Curated OER
Time Dilation and Geometry
Learners solve problems of dilation and velocity. In this geometry lesson, students apply the Pythagorean Theorem to solve problems and relate it to time and velocity.
Texas Instruments
Sands of Time
Twelfth graders explore an application of integration. A calculus lesson prompts class members to find the length of the day where they live during the winter and summer solstice. Using data relating to the solstices at...
101 Questions
25 Billion Apps
Learn to use mathematics to your advantage! Using linear modeling, scholars predict the date and time the Apple App Store reaches 25 billion downloads. Considering the prize for the 25 billionth download was a $10,000 gift card, modeling...
Curated OER
Carbon 14 Dating, Variation 2
Your archaeologists begin this task with a table of values to estimate the time passed based on the half-life of Carbon 14 remaining in a plant. They then move on to find when a specific amount of Carbon 14 is present in the same plant,...
NASA
Lava Layering
Take the old baking soda and vinegar volcano to the next level by using it to study repeated lava flows over time, examine geologic features on Earth and Mars, and speculate about some of the formations on Mars.
Concord Consortium
Here Comes the Sun
Many phenomena in life are periodic in nature. A task-based lesson asks scholars to explore one of these phenomena. They collect data showing the sunrise time of a specific location over the period of a year. Using the data, they create...
Curated OER
The Tilt of the Earth And the Seasons
Fourth graders measure the change in the size of their shadow over time. They visit a fixed structure and record the date, the time, and the measurement of the length of their shadow. They do this over the course of the school year. They...
Curated OER
Time Value of Money
Students evaluate the time value of money. In this economics lesson, students define inflation, interest, and the future value of money.
CK-12 Foundation
Line Graphs to Display Data Over Time: Strawberry Competition
Take the tediousness out of graphing. Using the interactive tool, learners can efficiently create a line graph from a set of data. They then use the graph to answer questions about specific trends in the data.
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...
EngageNY
Mid-Module Assessment Task: Grade 8 Module 2
It's time for a concept check! Check for student understanding over the three types of rigid transformations. The assessment follows the first 10 lessons in this series and to test pupils' proficiency of these concepts. Individuals...
Curated OER
Methods of Mystery
Students utilize the scientific method to discover the age of an item. In this historical dating lesson plan, students compare and contrast a 400 year old cabinet to one made within a few years by using carbon dating....
Curated OER
Humongous Vegetables
Humongous vegetables can inspire and awaken your mathematicians to the large math concepts in our Common Core standards. What is the secret to growing such gargantuan garden objects in Alaska? In the state that is closest to the...
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...
CK-12 Foundation
Broken-Line Graphs: Heating Curve of Water
Examine the unique graphs coined broken-line graphs. Using the phase change of water for data, learners answer questions related to the temperature and energy at different times in the cycle of the phase change. Questions focus on the...
CK-12 Foundation
Two-Sided Stem-and-Lead Plots: Gamers
Which gender spends more time playing video games? Your classes use provided data to answer this question. They first build a two-sided stem-and-leaf plot and then use the display to look for patterns. Guiding questions help them...
Curated OER
Carbon Dating
Simulate C-14 decay using M&M and Reese's Pieces candies. For this scatter-plot lesson, students perform an experiment to simulate the half life of C-14. Information is plotted on a scatter-plot. Students answer four comprehension...
Curated OER
Making Cookies- How many per hour?
Fifth graders measure how long it takes to make cookies. In this measuring time lesson, 5th graders explore how to manage time. Students decide when to start making breakfast on time, how to calculate playing time into their lunch time,...
Curated OER
How Does Your Garden Grow?
Students construct and maintain a school garden. In this gardening instructional activity, students plan the construction of the garden by writing letters to local businesses asking for supplies and materials; students build the garden...
Curated OER
Graphing Calculator Investigation - Second Degree Polynomial Functions
High schoolers solve quadratic functions. In this solving quadratic functions lesson, students determine the height of an object at a given time. High schoolers determine the time at which an object hits the ground. Students answer...
Curated OER
Teaching Radioactive Decay: Radioactive Half-life And Dating Techniques
High schoolers generate a radioactive decay table for an imaginary element using a box filled with pinto beans and M&M's. They use their data to plot a decay graph, develop the concept of half-life, and use the graph to "age" several...
Curated OER
TI Math, Games
Students solve problems using technology. In this algebra lesson, students apply flow diagrams and computer codes to solve problems. They use the TI to view the graphs.
101 Questions
Bottomless Mug
How much coffee can you actually drink? An intriguing lesson has learners consider an advertisement for a bottomless mug of coffee. While considering the price of the mug, they analyze different scenarios to determine the cost-saving...
Curated OER
Square Roots Using a Carpenter's Square
Students calculate the square root of a given number using carpenter's square measurements. In this math lesson, students relate this method on the Pythagorean theorem. They answer practice problems after the exploration activity,