Baylor College
There's Something in the Air
Clever! In order to compare indoor and outdoor dispersal rates for the movement of gases and particles through air, collaborators will participate in a classroom experiment. Set up a circular grid and set students on lines that are...
Science Matters
Volcano Models
More than 80 percent of the earth's surface originated from volcanoes. The 16th lesson in a 20-part series introduces the shape and development of volcanoes. It begins with a demonstration using a balloon and flour to illustrate the...
Dick Blick Art Materials
Painted Story Quilt
Creating story quilts is a great way to combine art, social studies and literature. Kids select a story, a published one or one of their own, to illustrate, paint on a canvas square, embellish, and mount on a felt backing.
Illustrative Mathematics
Voting for Two, Variation 2
John won the election, but by how much more? Your learners will calculate how many votes each candidate received in order to determine the difference. Use with other lessons provided in the series to practice different variations of this...
Curated OER
Partitive Division
Partitive division is when you divide a set of objects equally one-by-one. This presentation shows how six items can be divided into three boxes equally. After the concrete division process is complete, the equation is shown along with...
Curated OER
Dividing into Two Parts — Halves
In this fractions activity, students divide pictures into halves to introduce them to fractions. Students complete 3 sets of problems.
Curated OER
Sum of the Parts
Fifth graders build objects using various materials. They estimate the weight of the object using individual building pieces. Then they weigh the actual object and then tear it apart and weigh the pieces. They compare the two weights.
Curated OER
Math Homework: Fractions
In this fractions worksheet, students complete true/false questions, find equivalent fractions and use order of operations to solve problems that included exponents.
Curated OER
Math 121 - Mixture Problems
In this mixture problem worksheet, learners read story problems, identify necessary information, and solve mixture problems using the mixture formula. This one-page worksheet contains ten problems. Answers are provided at the bottom of...
Helping with Math
Addition - Three 3-Digit Numbers
There are 20 addition problems on this assignment, all of which require the addition of three three-digit numbers. All of them will require some regrouping to solve. This is terrific arithmetic practice to assign as homework. An answer...
Curated OER
Problem Solving with Diagrams, Part One
In this diagrams worksheet, students use diagrams to help them solve fraction word problems. Students complete 4 problems on this worksheet.
Curated OER
Adding and Subtracting Fractions with Like Denominators
Young scholars add or subtract fraction parts of mixed numbers before adding or subtracting the whole number parts. In this fractions lesson, students learn to use a ruler to help them add and subtract fractions with like denominators.
Curated OER
Pizza, Pizza
Fourth graders investigate the concept of fractions. A pizza is used as a metaphor and example of practice for students. They use the appropriate methods of dividing numbers from a whole and into the fractional parts. Then students...
Curated OER
Using Recipes to Reinforce Fractions
Learners, in groups, make a presentation to the class explaining how and what they did to increase the recipe they were given so that they would have the correct amount of ingredients to make their pancakes for the whole class.
Curated OER
Fraction Strips: Adding Fractions
Third graders problem solve using fraction strips. In this adding fractions lesson plan, 3rd graders create fraction strips to help identify fractional sizes (fourths, eighths, thirds) and to solve word problems.
Curated OER
Investigating Triangles 1
Learners independently investigate the Pythagorean Theorem. They are given a set of triangles that involve whole number Pythagorean Triples. The main focus of the lesson plan is exploration rather than discovering the Pythagorean Theorem.
Curated OER
Decimal Fractions
Young scholars use rounding and compensating with whole numbers and explain how to use the empty number line to show additions and subtractions. They round and compensate in relation to decimal subtraction
Background
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
MLC
Fractions Packet
Your fifth graders will appreciate the simple, direct explanations, examples, and practice exercises in this well-organized unit on fractions. Beginning with an introduction to fractions, the packet flows smoothly through the fraction...
EngageNY
Percent and Rates per 100
What percentage of your class understands percents? Pupils learn the meaning of percents based upon rates per 100 in the 24th lesson in a series of 29. They represent percents as fractions, decimals, ratios, and models. The scholars...
EngageNY
Solving Percent Problems II
Fill in the blanks to find the best discount! Groups complete a table of amounts and percents associated with sale items. Classmates then find the original cost, sale cost, discount amount, paid percent, or the discount percent...
Virginia Department of Education
Similar Triangles
Pupils work in pairs to investigate what it takes to prove that two triangles are similar. They work through various shortcuts to find which are enough to show a similarity relationship between the triangles. Small groups work with the...
Curated OER
Fraction City
Welcome to Fraction City! This is an incredibly interactive and fun way to teach properties of fractions, and reaches multiple learning styles. Scholars create "blocks" by folding strips of paper in various increments (thirds, fourths,...
Virginia Department of Education
Angles, Arcs, and Segments in Circles
Investigate relationships between angles, arcs, and segments in circles. Pupils use geometry software to discover the relationships between angles, arcs, and segments associated with circles. Class members use similar triangles to...