Ecology candidates culture pond water organisms over a few days time, then they experiment to find out how increasing nutrients affects the population. As part of a unit on water, this exploration gives your class an understanding of how...

Students research to find information about populations and complete world maps by labeling the current population, and determining the 10 countries with the largest population. They search the "World Population Data Sheet." On the third...

Ninth graders solve mathematical mysteries associated with a real life situation.  In this ninth grade mathematics lesson, 9th graders choose a scenario from Real Life Math Mysteries by Mary Ford Washington and solve one or more of...

Students take home a fat diary and, with the help of their parents, keep track of how much fat they ingest every day. The fat diary should include entries for each day, as well as items eaten, servings, and total fat intake.

Students bring in their fat diaries and work in pairs to calculate their average fat intake per day during the week of data collection. The whole class gathers to calculate their total fat intake and average fat intake per student per...

Learners gain an understanding of time. In this time instructional activity, students work together to recognize the difference between yesterday, today, and tomorrow, As well as months, hours, minutes, and seconds. Learners brainstorm...

Pupils continue the study of ratios by creating ratios from a context. The contexts present more than two quantities, and scholars create contexts that match given ratios. 

Equivalent ratios show up on tape. Young mathematicians use tape diagrams to create equivalent ratios in the initial instructional activity on the topic. They learn the definition of equivalent ratios and use it to build others in the...

Eighth graders participate in the mini-metric Olympics. In this measurement lesson, 8th graders solve real-world problems that require them to calculate length, area, and volume in metric units.

Knowing how to scale a recipe is an important skill. Young mathematicians determine the amount of ingredients they need to make a certain number of truffles when given a recipe. They determine a relationship between ingredients given a...

The ninth installment of a 21-part module has pupils compare integers and rational numbers in decimal and fraction form. They match stories to number lines and compare values in the stories.

How many people can sit around a table? The 22nd part in a series of 36 continues the work on writing and evaluating expressions to include expressions with two operations. Pupils use models to determine an expression for the number of...

Learners prove and use Ceva's Theorem to solve problems. In this geometry lesson, students analyze polygons for patterns and calculate the area of each shape. They relate polygons to the real world.

Substitute this resource for what you used to use. Learners identify patterns in data tables and write addition and subtraction expressions to represent relationships. Substitution allows them to solve problems in context in the 20th...

In this recognizing place value through hundred billions instructional activity, students write numbers in standard form, value of underlined digits in short word form, numbers in expanded form using exponents, and algebra equations....

Collect and analyze data to find out something interesting about classmates. Groups devise a statistical question and collect data from their group members. Individuals then create a display of their data and calculate descriptive...

Young scholars explore the value of money. In this money lesson, students investigating combining amounts of money and making change. Young scholars count sets of money and make fair trades. Resources are provided.

Students consider prices while planning a trip to Colonial Virginia. In this budgeting instructional activity, students construct an itinerary of events for a vacation. Students are responsible for working within the approved budget.

Young adventurers embark on a journey, setting sail along the blue ocean with Christopher Columbus. Teachers will find that this unit makes their lesson planning smooth sailing!

Most of your students probably think a car or college is the first big expense their parents could help them with, but as it turns out these kids have been costing their parents for their whole lives. Have they ever considered how much...

Pupils see how to solve math problems using place value. After watching an episode from Cyberchase, kids work together using hands-on materials to solve the problems given. This outstanding, ten-page lesson has everything you need to...

Here is one of the better lessons I've come across on how to teach fractions and decimals. This lesson does a great job of showing how these two mathematical representations of numbers are interrelated. Some excellent websites, printable...

Students recognize the importance of plants as they perform an experiment involving photosynthesis. Students determine the optimum wavelength of light for photosynthesis by exposing plants to different colors of light, collecting data,...

Young scholars explore Cherokee legends. They read The First Strawberries by Joseph Bruchac, and then do several activities to help comprehension. They discuss the book and answer comprehension questions. In addition, they retell the...