Curated OER
Doubling Your Money
Your young financial geniuses explore the Rule of 70 as they analyze the exponential function that models the doubling time of investments.
Curated OER
Geometric Sequences - Bacterial Growth
Bring algebra to life with scientific applications. Math minded individuals calculate and graph the time it takes a bacterium to double. They discuss geometric sequences and use a chart to graph their findings. There are 38 questions all...
It's About Time
Factors Affecting Population Size
How do we predict future population growth? Young researchers investigate various factors affecting the size of our population. As they calculate and interpret graphs to determine factors that could potentially affect increases and...
Curated OER
Exponential Functions: Half Life and Doubling Time
Pupils investigate the concept of exponential functions and how they increase in size over time. They simplify the functions in order to find the solutions that are possible and perform analysis of the curved line that is produced when...
Curated OER
How Fast Is Fast?
Learners make sensible estimates and check the reasonableness of the answers. Students write and solve problems involving decimal multiplication and division. Learners perform calculations with time.
Curated OER
Rice Math
Sixth graders calculate the amount of rice there will be if the amount is doubled everyday. In this multiplying lesson, 6th graders are given an amount of rice that is grown each day. Students then calculate how much rice there will be...
Curated OER
Rate of Change Graphically
Students calculate the rate of change. In this algebra instructional activity, students identify the slope and discuss the different properties of lines as they relate to rate. A discuss doubling time, zero slope and being in two places...
Mathematics Vision Project
Quadratic Equations
Through a variety of physical and theoretical situations, learners are led through the development of some of the deepest concepts in high school mathematics. Complex numbers, the fundamental theorem of algebra and rational exponents...
Curated OER
Double Your Money
What a creative way to delve into adding large numbers! After listening to a story called The King's Chessboard, learners estimate how much money they would have each day following instructions based on doubling and exponentially...
Curated OER
Mixing Fertilizer
Your young landscapers do concentration calculations in this problem dealing with mixing fertilizer. Learners use and analyze rational expressions within this context.
Mathematics Assessment Project
Multiplying Cells
Powers of two: it's a matter of doubling. A short summative assessment task asks pupils to determine a process to calculate the number of cells at given time intervals. They use powers of two in order to calculate the number of cells and...
Curated OER
Human Population- Changes in Survival Rates Data Interpretation
In this human population changes in survival worksheet, students interpret and plot data to understand the differences in human mortality and survivorship between historic and modern times. They investigate how these changes influence...
Curated OER
Chapter 6: The Human Population: Demographics
Students read the indicated text and complete several suggested labs and activities. They answer critical thinking questions. This lesson plan is very hard to do without the indicated text.
Curated OER
Comparing the European Community with the U.S.
Pupils research a country to compare with the U.S. In this compare/contrast lesson plan, students research the CIA World Factbook research a European country's characteristics. Pupils calculate growth rate and doubling time and examine...
Santa Barbara City College
How to Make a Multiplication Table
Teach children how to make a multiplication table, and they'll be multiplying for life. Following this series of steps, young mathematicians learn to use patterns and the relationships between numbers to create their very own...
Curated OER
Germs Make Me Sick
Students work in pairs, first doubling each number with pencil and paper, and checking it with a calculator.
Curated OER
World in the Balance
Students explore population growth. They calculate how long it takes a country's population to double in size and to investigate factors affecting growth rate. In addition, they list of factors they think might affect growth rate
Raytheon
Geometry: Circles
In this geometric circumference worksheet, 8th graders calculate the circumference of each of the 18 circles. The remaining pages of the worksheet include formulas and lesson ideas on finding the circumference of circles.
Curated OER
Math 6 - Act. 04: Dishes for a Penny
Sixth graders complete activities to determine if they would like to do the dishes on this pay schedule: first night 1 penny, and each night after the amount double.
Curated OER
Exploding Numbers
Young scholars discuss how numbers increase when exponential growth is occurring. They view a video and compare exponential and linear growth with a graphing calculator.
Curated OER
Comparing Notes: a Mathematical Exploration of the Piano
Students examine the history of equal temperament, the modern standard of tuning a piano. Proportion calculations of octaves and perfect fifths are utilized to calculate the frequency of each note in a major scale.
Curated OER
Introduction to Science
In this science measurement worksheet, students practice calculating volume, density, and area as it relates to science experiments. This worksheet has 4 multiple choice and 2 problems to solve.
Curated OER
Chapter 8: Introduction to Economic Growth and Instability
Help your young economists put the current financial situation into context with this fluid and informative presentation. Complete with a thorough list of key terms at the end and a useful navigation tool on each slide, the presentation...
Curated OER
Leveled Problem Solving: The Distributive Property
Use this distributive property practice activity to have your learners sharpen their problem solving skills as they solve six story problems.