The Number Devil: A Mathematical Adventure

Robert, troubled by recurring dreams, meets the Number Devil in a dream. They discuss Robert's dislike for numbers and explore mathematical concepts like infinity and number patterns. Through analogies and playful calculations, Robert learns about the simplicity and complexity of numbers, ultimately outwitting the Number Devil.

What recurring element in Robert's dreams makes him feel foolish?

• A racing bike

• A giant fish

• A purple calculator

• A computer game

Who does Robert meet in his dream that changes his perspective on numbers?

• A wise caterpillar

• A giant beetle

• The Number Devil

• Mr. Buckle

What does the Number Devil claim about mathematicians and sums?

• They are excellent at sums

• They love sums

• They are bad at sums

• They avoid sums

According to the Number Devil, what is the key to understanding numbers?

• A calculator

• The numeral one

• Complex equations

• Endless practice

What does the Number Devil use to illustrate the concept of infinity?

• A piece of chewing gum

• A purple ruler

• A walking stick

• A spinning top

How does the Number Devil demonstrate the creation of numbers using ones?

• By multiplying them

• By adding them repeatedly

• By subtracting them

• By dividing them

What does Robert use to solve the multiplication problem given by the Number Devil?

• A calculator given by the Number Devil

• His own calculator

• A computer

• Mental math

What happens when Robert tries to multiply a large sequence of ones?

• The calculator gives an error

• The calculator shuts down

• The calculator melts

• The calculator displays infinity

What does Robert realize about the Number Devil's claim on infinity?

• It was a guess

• It was a proven fact

• It was a mathematical error

• It was a trick

What is Robert's reaction to the Number Devil's final outburst?

• He laughs

• He cries

• He runs away

• He wakes up