As an introduction to using a network to determine the fewest number of nodes that meet a given condition, small groups work together to determine the fewest number of ice cream vans, and their locations, to be able to serve the people...

Fifth graders listen to a story about multiplication and play a multiplication game with counters. In this multiplication lesson plan, 5th graders review all four operations and practice multiplication problems.

Help learners solve problems using multiplication and repeated addition. Using counters, learners will be paired up to solve problems. They will go through a series of questions and show models with the counters for the solution. Then...

Second graders, in pairs, use arrays to explore the relationship between multiplication and division.

Young scholars distinguish between natural and man-made radiation. They measure radiation using a Geiger counter and investigate footprints of radiation.

Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Students use these techniques to complete...

Third graders multiply whole numbers by one and two digit numbers using base ten blocks and Egg O multiplication game. students pass out egg cartons, counters, and a record sheet to each group.

Third graders, in pairs, use a bag of counters which can be dried beans, squares of papers, etc.

Second graders create a fact family town to develop the understanding of numbers related in fact families. They learn each family has a big number and two baby numbers. They make triangle shaped houses for their facts.

Students identify the types of cells that are important in the immune system. They investigate the different mechanisms used by white blood cells as they protect the body from foreign invaders. Students are given five case studies,...

Second graders identify fractions as part of a set. They explain concrete and symbolic representations of whole numbers, fractions, decimals, and percents in real-world situations. They complete a web-based cookie baking lesson plan.

Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.

Students define technology and relate the definition to the production of electricity using nuclear energy. They also list the technologies involved and relate the use of these technologies to their effect on society in general, and...

Students discuss situations when it is useful to know exact weight of object as opposed to estimated weight, estimate weight of various items, weigh them on scale using ounces and pounds, and compare their weights on Guess Your Best...

Second graders practice the multiples of three as an introduction to multiplying by three.

Second graders, while in the computer lab discuss Fraction Action by Loreen Leedy, practice solving problems involving fractions. They explore non-unit fractions by describing parts of a set utilizing their attributes to categorize the...

Students explore number properties. They using multilink blocks to explore doubling of the numbers and explore the patterns to investigate 2 to the power of n and how it is written. In addition, they usse the 100s board, number line and...

Students use different color items to sort by color and different attributes of the manipulatives given to them. In this sorting lesson plan, students also write a journal entry or draw a picture of their activity.

Eighth graders explore representing fractions as ratios and proportions. They model proportions through the use of blocks, LEGO gears and activities with bicycle gears and pedals. Students work with bicycle gear boxes to observe and...

Students discover patterns and write conjectures relating to perimeters and polygons. Working in cooperative learning groups, they use manipulatives and graphic organizers to solve problems then answer a series of questions in which they...

Fifth graders investigate three kinds of remainders, use computers and counters division mats to explore equal groups. In pairs, 5th graders solve problems at the computer. Notepad is used by the students to explain symbols, grouping,...

In this equal groups worksheet, students use counters to help them solve the word problems about equal groups. Students use division to find the equal groups from the given numbers.

In this understanding place value worksheet, young scholars, with a partner, problem solve and calculate the answers to seven place value exercises.

Elementary schoolers participate with their teacher's instruction to learn to add and subtract fractions and mixed numbers. They use fraction strips to complete addition and subtraction problems. A step-by-step script is provided to help...