1. Vocabulary and Concept Development EDI
Standard:
1.4 Students will identify common roots and affixes derived from Greek and Latin and use this knowledge to analyze the meaning of complex words (e.g., international).
Teacher reads the standard as students repeat.

2. concept skill Learning Objective
I will know common roots and affixes derived from Greek and Latin and use this knowledge to analyze the meaning of complex words.
CFU - A tells B and vise versa.
Students write down the learning objective in their journal.
skill

3. Activating Prior Knowledge
Have you heard the word circle?
The root circ means “around.”
Can you see the root cycl in bicycle?
The root cycl means “revolving.”
What revolves on a bicycle?
A and B share their thoughts. Teacher calls on 2-3 non-volunteers to share their thoughts.

4. Bullet proof definitions Student friendly definitions
Concept Development
Affix: A word element that is placed at the beginning (prefix), in the middle (infix), or at the end (suffix) of the root or word stem.
Root : The root is the part of the word that contains the basic meaning.
Bullet proof definitions
Affix: Part of a word that is placed at the beginning or at the end of the root or word stem.
Root: The root is the part of the word that contains the basic meaning.
A tell B what an affix is. B tell A
CFU - Pick non volunteer.
A tell b what a root is . B tell A
Students write down the student friendly definition.
Student friendly definitions

5. Tell your partner what an affix is.
An Affix is part of a word that is placed at the beginning or at the end of the root or word stem.
Tell your partner what an affix is.
A tell B what an affix is. B tell A
Call on 3 or 4 non-volunteers

6. Tell your partner what a root is.
A root is the part of the word that contains the basic meaning.
A tell B what an affix is. B tell A
Call on 3 or 4 non-volunteers

7. Read the following affixes:
semi-
half or partly
Latin
re-
again, anew, back
Latin
bi -
two
Latin
-al
like, suitable for
Latin
uni-
one
Latin
-ate
to become associated with
Latin
ELD – oral practice and visuals
de-
from, away, off
Latin
-ent
to form
Latin
quad- quatr-
four
Latin

8. Read the following Greek or Latin roots.
pend
hang
Latin
circ, circum
around
Latin
cycl
revolving - wheel
Greek
equ
same, even, equal
Latin
RAJ - Teacher shows words having the different roots , students write the root on their whiteboards, 2 or 3 non-volunteers tell why they chose the root and what the root means.

9. Importance
Have you ever been confused about a word and have not been able to figure out its meaning?
Have you ever had to use knowledge of word meaning to figure out the meaning of a new or difficult word?
Facilitate discussion

10. Skill Development Read these words: circulate unicycle cyclone circuit
equidistant
Teacher reads each word and students repeat it.
pendulum
equality
dependent

11. Read these definitions / synonyms:
to move around
one revolving wheel
path around which electricity passes
hanging onto for support
hanging from a clock
Teacher reads each definition and students repeat it.
revolving winds
same conditions or treatment

12. Match the words with the correct definitions or synonyms:
circulate
to move around
hanging onto for support
unicycle
path around which electricity passes
cyclone
one revolving wheel
circuit
hanging from a clock
Teacher reads each word, allows TPS time, calls on a non-volunteer, check answer.
equidistant
revolving winds
pendulum
same conditions or treatment
equality
same distance
dependent

13. Answer these questions:
What is an affix?
What is a root?
Is circl as in circle a root or an affix?
What does the root circl mean?
What is the root in bicycle?
What that the root mean?
Read each question, TPS, call an a non-volunteer.

14. Guided Practice circus circular semicircle cycle cyclone recycle equal
Identify the roots.
circus
circular
semicircle
cycle
cyclone
recycle
equal
equivalent
Give time for students to Think-Pair-Share then ask for 3 non-volunteers to share their answers. Have student repeat information given when needed.

15. Meaning in Context
Use the words in the box to fill in the blanks in the following paragraph.
semicircle unicycle circular cyclone circulate
Members of our local One-Wheel Cyclists Club claim that anyone can learn to ride a (1) _____________________. The club members meet in a park that has both straight and (2)____________________ paths for riding. Some of the more skilled members can pedal halfway around a circle and then pedal backwards over the same (3)__________________. At the meetings, newcomers often (4)___________________ among the long-term members to hear about some interesting and unusual experiences. One rider likes to tell beginners about the time she was almost caught in a (5)_____________________ and pedaled home as fast as she could while the wind and rain increased.
unicycle
Students use their white boards to show their response(s).

16. Closure An affix is – A root is –
An Affix is part of a word that is placed at the or at the end of the root word or word stem.
Call on 3 or 4 students strategically or call on 3 or 4 non-volunteers to tell what an affix and a root is.
A root is –
the part of the word that contains the basic meaning.

17. Independent Practice Match the bolded word with the best synonym:
an equilateral triangle
a. equal sides b. right angles c. large
a dependent patient
a. giving help b. needing help c. young
working for equality
a. liberty b. getting votes c. fairness
Students read along as teacher read choices out-loud prior to completing the work sheet.
a circular route
a. curved b. level c. short
5. to equate the situation
a. describe b. make unfair c. treat as same

18. Extension __ bicycle __ tricycle __ biped __ triceratops __ triangle
The numbers one (uni-), two (bi-), and three(tri-) are connected with many words. In this lesson you met the word unicycle, and you learned that a unicycle has one wheel. There are many words that start with uni-, and they also have a “one” connection. Look at the word unify, which means “to bring together as one.”
Underline the prefix you see in each of these words. Match the word with the definition.
__ bicycle
__ tricycle
__ biped
__ triceratops
__ triangle
__ bilingual
__ unicorn
__ triplets g
a cycle with three wheels
a geometric figure with three angles
having two feet
speaking two languages
dinosaur with three horns
having one horn
a cycle with two wheels
three siblings born at the same time a c e b d f h