Curated OER
Four: Print and Color
In this word recognition instructional activity, students trace the word "four", write the word independently, and color the picture of a domino with 4 dots.
Curated OER
My First Number Word Search
In this basic mathematics learning exercise, students find and circle the numbers shown in the puzzle box. They identify and spell correctly the first ten numbers.
Curated OER
Number Word Search
In this mathematics worksheet, students find and circle each of the words in the word box puzzle. They identify various numbers written in their word form.
Curated OER
Four 4
In this math worksheet, students practice writing the number four and then color in the birds that are counted in the quantity of four.
TED Talks
Ted: Ted Ed: The Leap Year Explained
Every four years, we gain an extra calendar day. Neil deGrasse Tyson explains the science behind the leap year. [3:22]
Better Lesson
Better Lesson: Divisibility Rule for 4 and 5
Using calculators allows students to experiment and to discover patterns, in this case resulting in a divisibility rule for the number 4.
CK-12 Foundation
Ck 12: Interactive Geometry: 1.5 Quadrilaterals
Explore and measure a variety of quadrilaterals.