Inside Mathematics
Marble Game
Pupils determine the theoretical probability of winning a game of marbles. Individuals compare the theoretical probability to experimental probability for the same game. They continue on to compare two different probability games.
CK-12 Foundation
Values Written as Powers: Binary Numbers 25 to 31
A five-question interactive boosts proficiency in working with binary numbers. Multiple-choice, short answer, and discussion questions challenge mathematicians to write numbers 25 through 31in exponential and binary form. An adjustable...
CK-12 Foundation
Integer Division: Dropping Anchor
An interactive made up of five questions challenges mathematicians to divide integers and reflect on division properties. A moveable anchor aids in problem-solving. Question types include multiple-choice, true or false, and...
CK-12 Foundation
Percents as Fractions: A Fraction of a Percent
Five questions make up an interactive all about percents and fractions. Mathematicians answer multiple-choice and fill in the blank problems with help from a tool that converts percents to fractions using a sliding bar. An open...
EngageNY
Comparing Distributions
Data distributions can be compared in terms of center, variability, and shape. Two exploratory challenges present data in two different displays to compare. The displays of histograms and box plots require different comparisons based...
Curated OER
Measures of Central Tendency Using Scientific Calculators
Learners explore mean, median, and mode as they model mathematics in real-world problem situations. The lesson requires the use of the TI 30X IIS.
Curated OER
Sphere Dressing
Geometric design makes a fashion statement! Challenge learners to design a hat to fit a Styrofoam model. Specifications are clear and pupils use concepts related to three-dimensional objects including volume of irregular shapes and...
CK-12 Foundation
Applications of Linear Systems: Alcohol Solution in Nursing
Solve alcohol systems to find the right solution. The interactive allows pupils to manipulate the amount of a solution and displays the total amount in a mixture. Individuals determine the amount of each solution needed to make 15 liters...
CK-12 Foundation
Basic Geometric Definitions: Alternate Dimensions
How do you calculate problems in alternate dimensions? The interactive allows learners to manipulate points in 2-D as scholars explore the relationship the points must have to create a one-dimensional object. Pupils identify objects that...
CK-12 Foundation
Addition of Integers: Number Blocks
A five-question interactive provides a horizontal number line where integers are stacked on top of one another to find solutions of addition problems. Mathematicians move numbers to the numbers line, as numbers build higher, the sum of...
CK-12 Foundation
Whole Number Exponents: Building Blocks
Five questions make up an interactive all about whole-number exponents. Movable building blocks create a visual tool to aide mathematicians in answering multiple-choice and true or false problems. The interactive ends with a discussion...
CK-12 Foundation
Values Written as Powers: Binary Numbers 17 to 24
Boost mathematicians' proficiency of binary numbers 17 to 24 with an interactive comprised of six questions—multiple-choice, true or false, and a discussion. A color-coded table reveals binary equivalents to aid in the problem-solving...
Curated OER
Go The Distance Car Construction
Students build and program a car to drive a specific challenge distance.They must at the end of the lesson, have the car that stops the closest to a challenge distance.
Curated OER
Patterns and Pentominoes
Students solve pentomino puzzles. In this problem solving instructional activity, students discuss how pentomino puzzles play into the plot of Chasing Vermeer by Blue Balliett and practice solving a pentomino puzzle on their...
Curated OER
Applying Algebra to the Life of Middle Schoolers
Middle schoolers will read word problems, create questions, and come up with solutions. They are taught to use previous knowledge combined with current content to solve problems logically and algebraically.
Curated OER
Each Orange Had 8 Slices
If you haven't read Each Orange Had 8 Slices with your young mathematicians, now is the time! Ideal for beginners to multiplication, this book features several number stories, and challenges learners to answer math questions....
Illustrative Mathematics
Harvesting the Fields
This problem involving rates may look simple at first, but it is actually quite challenging. Two different sized fields are harvested by a team of workers and learners must use different rates to calculate the number of workers on the...
EngageNY
Using Linear Models in a Data Context
Practice using linear models to answer a question of interest. The 12th installment of a 16-part module combines many of the skills from previous lessons. It has scholars draw scatter plots and trend lines, develop linear models, and...
Curated OER
Sharing or Grouping?
In division, word problems often help learners understand the application aspect of the math. By prompting them to label division problems as either grouping or sharing, this instructional activity takes a less intimidating and more...
Noyce Foundation
Counters
For some, probability is a losing proposition. The assessment item requires an understanding of fraction operations, probability, and fair games. Pupils determine the fractional portions of an event. They continue to determine whether...
Inside Mathematics
How Old Are They?
Here is a (great) lesson on using parentheses! The task requires the expression of ages using algebraic expressions, including the distributive property. Pupils use their expressions to determine the individual ages.
Curated OER
Multiplication Drills, Part 5
Challenge your young mathematicians with a activity, which features 30 problems with one and two-digit numbers. The examples at the top of the page remind third graders how to complete the problems. Use all 30 problems, or cut each row...
Curated OER
Dividing by 3
Use money to practice basic division concepts with young scholars. Each of the seven problems has a set of coins and three empty purses. They add up the coins for a total value and fill in a blank division number sentence to demonstrate...
Curated OER
Practice Adding
Challenge your first graders with 24 addition problems. The first section of problems use numbers from 5 to 64, while the second section contains problems adding three numbers together. The last few problems prompt young mathematicians...