My kids never quite grasped that to find one side of a square you need to find the square root of the area... I like this for them! :)
Cubed Root: Find the prime factors of the number under the radical; look for groups of 3 of the same number, like 3 - 2's (cubed root of 8) to take out of the radical; if negative, can factor out the -1
square root of negative one teach math: algebra 2
FREE Square Roots of Perfect Squares Reference Card - from the square root of 1 to the square root of 400.
square root of negative one teach math: Airplane Method for Factoring..this is a new one for me, very cool
So cool! Tennenbaum’s visual proof of the irrationality of the square root of 2.
printable primary math worksheet
Square root worksheets: Find the square root of whole numbers, fractions and decimals; Square root charts for teachers and homeschooling
Calculating naturally-occuring curves among square lines using the square root of 2 (about 1:1.414)
Parts of a Radical Graphic Organizer for Interactive Notebooks