Harrow (tool)

High school (ages 12+)
Making & Design

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/harrow-tool

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the primary function?Secondary tillage implement for soil pulverization, leveling, and seedbed preparation
2. What is the historical development?Evolved from simple wooden, animal-drawn tools to complex, tractor-powered machinery
3. What is a harrow and why do farmers use it?A harrow is a tool that smooths the soil after plowing. It breaks up big clods, levels the ground, and makes a good seedbed for plants.
4. How did harrows change over time?Early harrows were made of wood with sharp stakes or stones and were pulled by animals. Later they were made of metal, and tractors made them bigger and faster.

Secondary Tillage: Soil preparation that follows primary tillage, focusing on refining the seedbed.
Seedbed: The surface layer of soil prepared for the reception of seeds.
Aggregate: A cluster of soil particles that bind together to form larger masses.