I78 NATURE STUDY LESSONS FOR PRIMARY GRADES 



Many people, however, eat the skin. Did you ever 

 eat a core ? How do you like it ? What trouble does 

 eating a core sometimes give you ? (The scales of 

 the cells stick in the throat.) What is the use of 

 these scales ? Let us examine these apple cores. 

 (The scales make rooms for the seeds.) How many 

 scales does it take to make one room ? How are the 

 scales fitted together? How many seeds inside a 

 room ? (The children will find that the numbers 

 differ.) Describe the inside of the room. How are 

 the seeds packed in it ? (They will notice that the 

 pointed end of every seed points toward the center.) 

 Of what use are the scales to the seeds? (They shut 

 them away from the rest of the apple, keeping them 

 safe, no matter how juicy the apple or watery the 

 core.) Give to each child an apple cut horizontally 

 through the center. How many rooms in each apple 

 core ? Notice how the five rooms are arranged about 

 the center. Show at the board. 



With what are these rooms surrounded ? Of what 

 use is the pulp to the seeds ? (It shuts them in until 

 they (and the pulp as well) are ripe.) What other 

 uses for the pulp ? 



Now it is strange that the part of the apple that 

 you do not care about — the seeds in the core — the 



