Primary Junction
Adding Tens
Build on your learners' confidence in quick addition as they discover strategies to add tens to two-digit numbers. After reviewing counting by 10's, they discuss tactics to add multiples of 10 to other numbers. They visualize how to...
Curated OER
Count On Two More
Beginning counters will get great practice with this quick activity. In partners or individually, learners turn over a number card onto their "Count On Two More" game board (included). Then, they count out the correct number of units...
Curated OER
Regrouping Ten Ones for One Ten
Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
Nuffield Foundation
Effect of Size on Uptake by Diffusion
Cell size is limited by the surface area to volume ratio, but why is this true? Scholars measure the surface area and volume of cubes before placing them into liquid. After a set amount of time, they measure the uptake by diffusion for...
Curated OER
Make Your Own Dice
Versatility and accessibility are two key components to any good resource. Print, cut, and construct these two large die to play any number of adding or counting games with your special needs class. It doesn't matter if they get torn,...
West Contra Costa Unified School District
Adding by finding 10's
Count with ten frames in a first grade addition lesson plan. Kids determine how to identify numbers on a number line, as well as with ten frames, and complete ten frames to show their answers in several addition problems.
Utah Education Network (UEN)
Insides and Outsides
Give small groups handfuls of unit cubes and then dare them to build as many rectangular prisms as possible using only 12 cubes. This engaging activity serves as an introduction to the volume of solid figures. In addition to volume,...
Curated OER
Math Throughout the Day
Learners practice their number sense throughout the day. They practice their use and understanding of numbers in every part of the day. Students watch and listen to the teacher count students in class, sort themselves based on colors or...
Illustrative Mathematics
1.OA, NBT, The Very Hungry Caterpillar
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
Utah Education Network (UEN)
Add a Quack, Quack Here
The teacher will read-aloud the book Quack and Count and call upon studens to demonstrate various sums of seven. They brainstorm a list of ideas of things that can be combined or added together. They are given unifix cubes to demonstrate...
Curated OER
Weaving a Story
It's time to investigate patterns! First and second graders construct a paper weaving using a hundreds chart, then use the Ti-10 calculator to make patterns such as adding 3 each time. Learners remove multiples of three from the hundreds...
Curated OER
Part-Part-Whole
First graders work with partners, using cubes to make addition sentences. In this math lesson, 1st graders separate cubes into 2 parts and discuss the relationship to addition sentences. Students practice separating cubes. Students make...
Curated OER
Part Part Whole
First graders solve number sentences. In this problem solving lesson, 1st graders construct addition sentences using a part part whole mat. Students demonstrate problem solving strategies using cubes.
Curated OER
The Water Cycle
Second graders use the program HyperStudio to draw and describe the water cycle. In this science and technology lesson, 2nd graders will first become familiar with the water cycle by exploring books and websites in the classroom. Next,...
Illustrative Mathematics
Building toward fluency
Here is a great learning task that focuses on the development of areas in computational fluency including strategies in mental math. Young learners are guided through a list of addition expressions that help them visually understand the...
American Museum of Natural History
Thinking in the Three Dimensions
Discover different dimensions with paper folding. Pupils first read about zero, one, two, and three dimensions, and then learn about the fourth dimension, time. They then use origami to create models of shapes in three dimensions and use...
Curated OER
Square Numbers
Fourth graders use square tiles to help them explain the concept of square numbers.
Curated OER
Three-Digit Addition
Students work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
Curated OER
Dice that Go Up to Numbers Less than Six
Print, cut, and fold this pair of large die. Intended for an Autistic or special needs class, these dice include numbers 1-3 and won't add up to more than 6. This is a great way to engage a child socially as well as academically.
Curated OER
How Long? How Wide? How Tall? How Deep?
Students estimate the length of given objects. In this measurement lesson, students explore the use of standardized measurement. They also approximate the measurement of given items. Students read stories about measurement and experiment...
Curated OER
Melt in Your Mouth Subtraction
Students engage in a lesson which involves role-play and the use of manipulatives to solve subtraction problems. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain subtraction practice. They get to eat the...
Curated OER
What Happened to the Mean and Median
Students find the mean, median and mode. In hs statistics lesson, students collect, plot and analyze data. The identify the effect the central tendency have on the data and line.
Curated OER
Multiplication With Two Digits
Third graders multiply one and two digit problems, identify place value, and maneuver manipulatives to solve problems.
Curated OER
Unifix Flash Cards
Third graders are asked how multiplication, division, addition and subtraction are related. After being read part of a book, they work together to build a model between addition and multiplication. To end the lesson, they write about...