These are the tools

that help people do

their tasks quickly and

easily.

• machine

• watering can

• bucket

• chalkboard

It is a machine that

lets you add and

subtract numbers using

beads.

• computer

• abacus

• calculator

• typewriter

It is a kind of machine

that can help you do

many tasks.

• computer

• abacus

• calculator

• typewriter

It is a kind of machine

that is used for adding

subtracting,

multiplying, and

dividing numbers.

• modern computer

• super computer

• calculator

• typewriter

This is the kind of

machine that prints

letters, numbers, and

symbols on paper.

• modern computer

• super computer

• calculator

• typewriter

It is a machine that can

store information and do

other tasks. It works even

better than the early

counting and typing machines.

• modern computer

• super computer

• calculator

• typewriter

It is a very big machine

was made and it acted like

a giant brain.

• modern computer

• super computer

• calculator

• typewriter

Blaise Pascal’s calculator

became known as

• pascaline

• super computer

• abacus

• super calculator

He was a French inventor

who built a mechanical

calculator that can add

and subtract large

numbers.

• Tim Berners-Lee

• Elon Musk

• Mark Zuckerberg

• Blaise Pascal

This is a kind of machine

that is designed to wash

your clothes.

• planting machine

• washing machine

• carts

• scissors