Show:
Letter Sounds
Letter Combinations
Comprehension
Letter Sounds
Letter Combinations
100
b
b
100
sh
sh
100
Because Texas was once a part of Mexico, it has a strong Mexican heritage. That is why Texas celebrates the popular Mexican holiday of Cinco de Mayo. In fact, many towns and cities throughout Texas have festivals to celebrate Mexico’s most famous military victory. Why does Texas have a strong Mexican heritage?
It used to be part of Mexico
100
i
i
100
th
th
200
c
c
200
ou
ou
200
For over a million years, the soil of the Earth has been developing. Weather has played an important role in shaping the soil. The top rocky layer of the Earth has been ground down into smaller and finer grains. Plants and animals (mostly insects) have helped to create nutrients. What has played an important role in shaping the soil?
Weather
200
f
f
200
al
al
300
t
t
300
ai
ai
300
Caterpillar larva hatches and grows until its body splits the skin. The larva crawls out of the old skin and forms a new skin. This is called “molting”. Molting occurs several times until the larva is mature. What is molting?
A caterpillar shedding its skin and forming a new skin.
300
L
L
300
ly
ly
400
u
u
400
oo
oo
400
Rainforests contain some of Earth’s greatest biological treasures. Many medicines are made from plants found there. Scientists have used them to make some promising drugs for treating cancer and AIDS. Food sources are very rich, too. There are over 3,000 fruits alone. Rainforests also grow the vegetables and grains that make up most of the world’s daily diet. You can find corn, potatoes, rice, and squash there. Spices like ginger, cinnamon, and chocolate grow alongside coffee and a variety of nuts. The rainforests produce all this in addition to providing oxygen for Earth. The rainforests are very valuable to the planet. Name some things you can find in the rainforest
plants, corn, potatoes, rice, squash, ginger, cinnamon, chocolate, coffee
400
k
k
400
tion
tion
500
o
o
500
igh
igh
500
Many plants make seeds by combining pollen from their flowers with pollen from other flowers. Water or wind occasionally help pollen get where it needs to go. Sometimes it is carried by animals, especially birds and insects. If a plant combines pollen with another plant's pollen, what will happen?
It produces seeds
500
w
w
500
tch
tch