Activity
Illustrative Mathematics

Harvesting the Fields

For Teachers 7th - 10th Standards
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...
Lesson Plan
Illustrative Mathematics

Buying Gas

For Teachers Pre-K - 7th Standards
A quick problem to test your middle schoolers' knowledge of dividing with decimals. Also a good practice of unit rates, they must compute the cost of one gallon of gas when given the total amount for a fill up. Can be used as a preface...
Lesson Plan
Curated OER

Chemistry Day With Glitter Wands

For Teachers 1st
First graders observe examples of the three states of matter and identify matter in each of the three states. They make glitter wands to remind them of the three states of matter: solid, liquid and gas. Pupils brainstorm and record...
Worksheet
Curated OER

What's the Time?

For Students 1st - 3rd Standards
Can your second graders identify the time to the nearest five minutes? Seventeen analog and digital clocks prompt learners to write the correct time. The examples demonstrate how to use common references to time, such as ten minutes to...
Lesson Plan
Curated OER

Balanced Equations

For Teachers 3rd - 8th
Help your math class understand variables. This activity is for a visual learner. They will use weights and a balance scale to show how the sides of an equation are equal. Worksheet is included.
Lesson Plan
Curated OER

The Food Guide Pyramid

For Teachers 7th - 8th
Students examine each level of the food pyramid and how many servings they should consume during the day. They study the important nutrients associated with each category of the food pyramid.
Lesson Plan
Curated OER

Barbie Bungee

For Teachers 8th - 11th
Middle and high schoolers collect and analyze their data. In this statistics lesson, pupils analyze graphs for linear regression as they discuss the relationship of the function to the number of rubber bands and the distance of the...
Lesson Plan
Curated OER

Chairs Around the Table

For Teachers 3rd - 5th
Youngsters become flexible problem solvers with this challenging instructional activity. If there are 24 square tables in a restaurant, how many customers can be seated at one time? They can use manipulatives or draw pictures to help...
Activity
Illustrative Mathematics

Ice Cream Van

For Teachers 6th - 9th Standards
In an open-ended problem, learners calculate costs involved in driving an ice cream van. Is it better to park in one place or drive through different neighborhoods? Learners look at these and other factors and must make reasonable...
Lesson Plan
Curated OER

20 Tickets

For Teachers 1st - 2nd Standards
A great hands-on activity involving adding and subtracting, beginner mathematicians determine how many games can be played with 20 tickets. Instead of tickets, youngsters use 20 counters or linking cubes to represent the amount of...
Lesson Plan
Perkins School for the Blind

Circle Time

For Teachers 1st - 12th
Oftentimes children or teens with one or more disability are reluctant to participate in whole-group activities. Foster good participation, verbal expression, and social skills through daily circle time activities. Each day you and...
Activity
Curated OER

Water Down the Drain

For Teachers 8th - 11th Standards
Did you know that leaky faucets waste $10 million worth of water? Conservationists perform an experiment and draw best-fit lines to explore how the US Geological Society determined this value.
Assessment
Balanced Assessment

Fractured Subtraction

For Students 6th - 8th
Can you spare a 10? Scholars determine digits that could complete a two-digit subtraction problem. They must find all possible combinations of digits and provide an explanation for their reasoning.
Lesson Plan
Curated OER

Skittles Galore!

For Teachers 3rd - 5th
Youngsters show understanding of accurate division of whole number, decimals, fractions, and percents using manipulatives (candies). They use white boards to demonstrate their understanding of representing numbers as defined in the...
Worksheet
DK Publishing

Sets

For Students 2nd - 3rd Standards
Do scholars understand multiplication as sets of numbers? Help them grasp this concept through groups of objects arranged as a makeshift multiplication number sentence. They examine the sets and fill in boxes to indicate how many sets of...
Worksheet
DK Publishing

Mary Sorted Her Snails

For Students K - 1st Standards
Mary needs help sorting her snails! Each snail has one of three distinct patterns on its shell, and scholars sort each into the proper category. Then, they count the number of snails in each pattern group (triangles, circles, and zigzag)...
Lesson Plan
Curated OER

Is This a Rectangle?

For Teachers 8th - 10th Standards
How do you show that something is a rectangle? This activity starts with four coordinate points and asks young geometers to explain whether they create a rectangle. Knowledge from both geometry and algebra come into play here, as well...
Lesson Plan
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Curated OER

Patterns in the Multiplication Table

For Teachers 3rd - 4th Standards
Explore patterns in the multiplication table in order to deepen your third graders' understanding of this essential skill. Implement this activity as a whole-class lesson, allowing students to work in pairs or small groups to support...
Lesson Plan
Exploratorium

Rotating String Shapes

For Teachers 3rd - 5th
Here is a very interesting way of studying triangles and polygons. Pupils work together and use pieces of string to create a variety of shapes. Depending on how many kids are manipulating the string at any one time, the number of...
Lesson Plan
EngageNY

Sampling Variability in the Sample Proportion (part 1)

For Students 10th - 12th Standards
Increase your sample and increase your accuracy! Scholars complete an activity that compares sample size to variability in results. Learners realize that the greater the sample size, the smaller the range in the distribution of sample...
Lesson Plan
Curated OER

How Much Does it Cost to Light Your School?

For Teachers 4th - 8th
Learners compute the cost of electricity used to light their classroom and their school for various lengths of time. They compute the amount of coal needed to produce the electricity used for one hour of light in their classroom. An...
Lesson Plan
Curated OER

Investigation--What Are My Chances?

For Teachers 7th
Seventh graders investigate theoretical and experimental probability by conducting a series of experiments with multiple trials, comparing results, combining results and making conclusions. They express probabilities as fractions,...
Lesson Plan
Curated OER

Number Patterns

For Teachers K - 2nd
Help your students to identify even and odd numbers. In this number sense instructional activity, they read the book Madeline and use counters to identify which number has a "partner." Learners write down odd and even numbers on a...
Worksheet
DK Publishing

Number Riddles - Word Problems

For Students 2nd - 3rd Standards
Although this set of 16 word problems aren't the most riveting, they give clear practice opportunities for learners to solve missing factor and dividend problems. Each scenario is only a sentence or two, and some don't even involve...