West Contra Costa Unified School District
Factoring Quadratic Expressions
Factor in different strategies in a lesson for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate how they can...
Curriculum Corner
“I Can” Common Core! 1st Grade Math
Any first grader can master the Common Core math standards with this checklist! With each standard rewritten as an affirmative I can statement, children are provide with clear goals to work toward throughout the school...
Illustrative Mathematics
Sort and Count II
Capture the engagement of young mathematicians with this hands-on sorting activity. Given a bag of objects, learners work independently sorting the items based on their physical attributes, counting to determine the size of each group....
Illustrative Mathematics
Making a Clock
Have a fun time teaching children to read analog clocks with this whole-group math activity. Using large sets of the numerals 1-12 and 0, 5, 10...55, the teacher creates a large clock on either the carpet or the white board, explaining...
Noyce Foundation
Measuring Up
Teach the basics of measurement and conversion with a five-lesson resource that builds an understanding of proportion and measurement conversion from elementary through high school. Initially, young scholars use ratios to determine soup...
Noyce Foundation
On Balance
Investigate the world of unknown quantities with a creative set of five lessons that provides problem situations for varying grade levels. Each problem presents a scenario of fruit with different weights and a balance scale. Using the...
Balanced Assessment
Smaller, Larger, In-Between
Build a solid understanding of rational number relationships by asking class members to use various skills to order decimals, fractions, and numeric power expressions. Using the resource, they find that the fractions do not have an...
Curated OER
Place Value
Providing a short review of place value, this activity focusing on numbers in the hundreds, could be used in a lower elementary classroom. This eight question worksheet could be a quick and easy way to have students practice this skill.
Curated OER
Place Value and Decimals
Help your class investigate the concept of place values and decimals. They recognize place values to the thousandths place and solve different problems to demonstrate mastery. They practice writing and saying the numbers with the place...
Curated OER
Writing in Scientific Notation
Learners discover number sense by completing a math worksheet. In this scientific notation lesson, students identify the purpose for writing in scientific notation and practice writing large numbers in scientific notation. Learners...
Curated OER
Estimating Practice
In this number sense worksheet, students examine the picture and estimate the number of ants in the picture.
Curated OER
Number: Index Notation
Students explore the concept of index notation. In this square root and cube root lesson plan, students examine number patterns as they complete a worksheet that requires them to calculate roots.
Curated OER
Estimate and Measure
In this number sense worksheet, students examine the 4 pictured items and estimate how long each of them is in centimeters. Students use rulers to check their work.
Curated OER
Visual Discrimination
In this number sense worksheet, students examine 2 pictures and identify how old they think the people in the pictures are. Students then draw pictures of how they think they will look at 100.
Curated OER
Find the Fewest
In this number sense worksheet, 3rd graders circle the fewest coins possible to show each amount given to answer four questions.
Curated OER
Shopping Trip
In this number sense worksheet, 5th graders determine if they have enough money to purchases both toys. Students answer the four questions by circling yes or no.
Curated OER
The Human Body
Explore the human body through hands-on activities. Young learners will trace their bodies and place cut out body organs in the proper place, print patterns using cut fruit, sing songs about good nutrition, and use their five senses...
Curated OER
Math Lesson Plan: Put the Order in Ordinal Numbers
Young scholars practice putting ordinal numbers in order. In this ordinal number lesson, students write ordinal numbers on index cards and use the cards to practice ordinal number order.
Curated OER
Racing To The Finish- Number Sense Maze
In this racing to the finish number sense instructional activity, 3rd graders work their way through a maze that includes getting a dirt bike to the finish line. They follow through the maze by going from each number to a greater number...
Curated OER
To Infinity: A Numbers Game
Students explore number values by participating in a class game. In this number sense lesson, students utilize dice, cards, and chess pieces to move their piece closer to the end of a number line, the point of infinity. Students answer...
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.
EngageNY
Logarithms—How Many Digits Do You Need?
Forget your ID number? Your pupils learn to use logarithms to determine the number of digits or characters necessary to create individual ID numbers for all members of a group.
EngageNY
The Long Division Algorithm
Two methods are always better than one! The eighth installment in this series asks pupils to convert decimals to fractions using two approaches. Individuals first use the more traditional approach of long division and then use reverse...
EngageNY
Exploiting the Connection to Trigonometry 2
The class checks to see if the formula for finding powers of a complex number works to find the roots too. Pupils review the previous day's work and graph on the polar grid. The discussion leads the class to think about...