Wolfram Research
Wolfram Math World: Radicand
MathWorld offers a brief definition of the mathematical term radicand.
Texas A&M University
Texas a & M University: Root Function in Grass Plants
This site from the Texas A & M University discusses some factors which influencethe growth and development of rootsin various species of grass plants.Relates root nutrient absorptionto the photosynthetic rate in these plants.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: How Plants Spice Up Our Lives
Students take apart and label basic parts of a plant in this lesson plan. The students also use kitchen spices to determine which part of a plant was used for various flavorings.
Estrella Mountain Community College
Estrella Mountain Community College: Roots
This excellent site on plant structure contains information and diagrams under the first section, "General Plant Organization", about roots.
Other
Teeth: Online Word Search Puzzle (Grade 1)
Find words associated with teeth (like brush, floss, dentin, enamel, and molars) in this word search. When you're done, rescramble the letters and play again.
Other
Teeth: Online Word Search Puzzle (Grade 3)
Find words associated with teeth (like molar, pulp, permanent, nerve, and dentist) in this word search. When you're done, rescramble the letters and play again.
Other
Healthy Teeth: Oral Health Education Database
Teeth and gums, prevention, cavities, braces, experiments, and activities are part of this comprehensive site.
ClassFlow
Class Flow: Plant Life
[Free Registration/Login Required] This flipchart explains what resources plants need to grow, the parts of a plant, a word search, and questions to use with the Activotes.
ClassFlow
Class Flow: Plants
[Free Registration/Login Required] Simple flipchart gives ideas on how to use Activstudio or Activprimary resources to create lessons that allow for student participation to label parts of the plant or vote on the right answer.
ClassFlow
Class Flow: Plants: Identifing the Plant Parts
[Free Registration/Login Required] In this flipchart, First grade students will learn about roots, stems, flowers, and seeds. They will also have the chance to view a streamline video about plant parts.
ClassFlow
Class Flow: Quadratics Zeros
[Free Registration/Login Required] Graph parabolas and discover the zeros. Calculate the roots by factoring.
ClassFlow
Class Flow: Living Things Plants
[Free Registration/Login Required] This flipchart identifies and explains the function of main parts of a plant. It includes various activities for students using the Activboard tools.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Four Parts of a Green Plant and Their Functions
Lesson plan using an apple, tea bag, onion, and celery to teach plant parts and their function.
Integrated Publishing
Internet Publishing: Equal or Double Roots
A demonstration of how to use a quadratic function's discriminant to determine if the function contains equal (double) roots, or real, unequal roots, and how to find them.
Purple Math
Purplemath: Finding Quadratics From Their Zeroes
Students often have difficulty "working backwards" from the solution of a problem to its original question. Finding a polynomial, given its roots, is an example of a "working backwards" problem. Here are several examples using different...
Purple Math
Purplemath: Solving Quadratic Equations by Factoring
Demonstrates how to solve quadratics using factoring (that is/the Zero-Product Property). Provides worked examples/and warnings about common mistakes.
Other
Seton Hall University: Root Test
This lesson, which is provided for by the Seton Hall University, gives a detailed overview of the root test, complete with a full explanation, proof, and several examples.
Songs for Teaching
Roots, Stems, Leaves Song and Lyrics
Learn about the parts of a plant as you sing this catchy song. You can listen to others sing it, or sing along with the supplied lyrics. Songs help information "stick" with you!
SMART Technologies
Smart: Prefixes, Suffixes, and Root Words
Create words using prefixes, suffixes, and root words. Group the words together as words are created and add them to the word bank. Add your own prefixes, suffixes, and root words to extend the activity.
University of Illinois
University of Illinois Extension: Great Plant Escape: Plant Parts: Roots
Site provides a brief explanation of how roots help support a plant.
HotChalk
Hot Chalk: Lesson Plans Page: Plants and Animals
In this lesson plan, young young scholars will be able to identify a plant's parts, explain their functions, diagram a plant, and create a mobile to demonstrate their understanding.
Math Open Reference
Math Open Reference: Radicand
Learn about radicands with this reference guide. Provides a detailed definition and examples.
National Council of Teachers of Mathematics
The Math Forum: Restrictions on Roots
A question is asked if there are any restrictions on "n" when talking about the nth root of a number.
Math Words
Math words.com: Nth Root
This website provides the basic definition for what the nth Root is and gives an example to show how it is written and computed.