1. Brain (Version 2) ^[NEW]

The brain is divided into its ‘hemispheres’ by a prominent groove. At the base of this lies nerve fibers which enable these two halves of the brain to communicate with each other. But the left hemisphere usually controls movement and sensation in the right side of the body, while the right hemisphere similarly controls the left side.

2.Botanic Garden ^[NEW]

Botanic gardens are scientific and cultural institutions established to collect, study, exchange and display plants for research and for the education and enjoyment of the public. There are major botanic gardens in each capital city. Zoological parks and aquariums are primarily engaged in the breeding, preservation and display of native and exotic fauna in captivity.

3.Father (Version 2) ^[NEW]

Every morning, no matter how late he had been up, my father rose at five-thirty, went to his study, wrote for a couple of hours, made us all breakfast, read the paper with my mother, and then went back to work for the rest of the morning. Many years passed before I realized that he did this for a living.

4. Heterogeneous Student ^[NEW]

To work effectively with the heterogeneous student populations found in our schools, educators have the responsibility of acknowledging the cultural backgrounds of their students and the cultural setting in which the school is located in order to develop effective instructional strategies.

• Penguins ^[NEW] 
• Germination (Version 2) ^[NEW]