Curated OER
Naming the Pattern
For this pattern worksheet, 2nd graders complete fifteen number patterns and explain the counting pattern for each group. Students also complete five picture patterns and label each of the patterns.
Alabama Learning Exchange
Place Value Party
Help your young mathematicians master three-digit place value with a hands-on activity that builds on their social orientation. They create a place value house from construction paper and sort "number friends" according to which house...
Mathwire
A Collection of Logic Number Puzzles on the Hundred Board
What's my number? Spark mathematical thinking and have some fun with thirty number puzzles that pose a series of questions to guide learners towards number discovery.
Math Wire
Gingerbread Man Chain
Plan ahead with a holiday-themed math word problem. Pupils read a description of a gingerbread chain, including measurements and connections, and decide how long the chain should be to cover the top and bottom of a 72 inch bulletin board.
Illustrative Mathematics
How Many Leaves on a Tree? (Version 2)
A second attack at figuring out the number of leaves on a tree, this activity makes both an excellent follow-up to version 1 and a stand-alone activity. Learners practice setting parameters and deciding acceptable estimate precision, and...
Curated OER
Making 10 with animals
Count the animals in each group and add to make the number 10. This slide show provides learners with the opportunity to see how many different way they can count on to make 10. Cute animals and large exciting number make this a great...
Education Development Center
Sum of Rational and Irrational is Irrational
Sometimes the indirect path is best. Scholars determine whether the sum of a rational number and an irrational number is irrational. Reading a transcript of a conversation between classmates leads to an indirect proof of this concept.
Kenan Fellows
Isotopic Pennies
Many people confuse atomic mass and atomic numbers. The sixth of seven lessons in a unit requires scholars to find the weight of different groups of pennies. Then, they must solve how many of each type of penny exists in a closed system...
Curated OER
Polygon Division Models
Students use polygons to explore division. They use pattern blocks to represent whole numbers and fractions. They discuss divisors, factors, dividend and products. In groups, students present models and solve problems. They justify their...
Curated OER
Hybrid Vehicles: Cut Pollution and Save Money
Math and science meet in this instructional activity on hybrid electric automobiles. This 24-page resource provides everything you need for teaching a instructional activity that compares the use of internal combustion engines to hybrid...
Curated OER
Making 10
Brilliant! This presentation helps kids discover all the different way they can make 10. Each slide contains 10 balls, as the kids count, each ball blinks, and the number appears under them to show how many. A plus sign pops up and the...
Curated OER
Fractions (2)
Review or introduce your younger learners to simple fractions. They work through fifteen different problems, where the shaded amount must be identified as a fraction. For each problem an answer is included on the following slide. Tip:...
Curated OER
Fractions
Fractions are scary for a lot of young mathematicians. This cute presentation tries to take the "scary" out of fractions. The basics are covered: the numerator, the denominator, and the fact that a fraction is a representation of a part...
Math Wire
Gingerbread Man Combinations
Gingerbread men are just like us—they're unique! Discover how many combinations are possible when constructing a gingerbread man with several choices for shapes and colors of eyes, noses, and buttons.
Curated OER
Real Number System Graduated Bowl Activity
Eighth graders determine which numbers are rational numbers. In this number lesson plan students answer a series of questions related to natural and whole numbers as well as integers and rational numbers. Students work cooperatively in...
Curriculum Corner
St. Patrick's Day Bump
Practice multiplying, and celebrate St. Patrick's Day simultaneously with a fun learning game. Here, players roll two six-faced number cubes and multiply the two face-up numbers to find the product. Then, they place a marker on...
Curated OER
Ordering Numbers to 10,000 (A)
In this ordering whole numbers to ten thousand worksheet, students order sets of numbers from least to greatest. Students order 3 groups of numbers.
Curated OER
Number-Line Squeeze
First graders investigate numerals and size by ranking different numbers based upon value. In this number sense lesson, 1st graders practice using the terms smaller, larger, less and more in order to organize numbers on a number line....
Curated OER
Subtraction
Students explore subtraction. In this mathematics lesson, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds to...
Curated OER
Mystery Number
Students explore numbers 1-100. In this cross curriculum literacy and numeration instructional activity, students listen to the book More or Less by Stuart J. Murphy. Students play a game with a partner in which they guess the...
Curated OER
Melodies and Math: Creating Music with Non-Traditional Instruments
Review the 4/4 and 2/4 time signatures in music with a helpful music theory lesson plan. Young musicians experiment with electronic sounds and create their own musical performance using instruments made from materials found in the...
EngageNY
Solutions of a Linear Equation
Use the distributive property to solve equations. The sixth lesson in a 33-part series has scholars solve equations that need to be transformed into simpler equations first. Class members apply the distributive property to the equations...
Curated OER
Make 10: Addition Strategy
What a brilliant way to present this topic! This presentation uses counters and an interactive techniques to show young mathematicians how to add numbers by creating groups of ten. The graphics make it easy to understand this concept....
Curated OER
Selling Fuel Oil at a Loss
Learners are asked to advise a fuel oil dealer on a possible investment. They must use two different rates to set up an equation and solve to determine how much oil he should sell now to break even after selling the remainder the next...