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KnovaKNOVA — A free reading app with curriculum-aligned passages on History & Science for Grades 3-8

Grade 4 Reading Informational Text - Main Idea Science Curriculum Resources

Enhance the skill of identifying main ideas in informational text about science in young readers with our Reading Informational Text - Main Idea Science curriculum resources. These resources provide a structured approach to recognizing and understanding the central concepts of informational texts related to science in an interactive and printable format, improving overall reading comprehension.

KNOVA - A free reading app with curriculum-aligned passages on History & Science

Curriculum Resources Results

Ocean Animal Adaptations - worksheet educational content
Ocean Animal Adaptations
Students will read a passage that provides information about various adaptations that marine animals have developed to t...
W.4.9.B
Ocean Acidification - worksheet educational content
Ocean Acidification
Download this reading comprehension worksheet about ocean acidification. The worksheet includes an informational text ab...
RI.4.4
The Space Needle - worksheet educational content
The Space Needle
Students read a passage about the history and features of Seattle's Space Needle, then answer comprehension questions to...
RI.4.2
Main causes of a heat dome? - reading educational content
Main causes of a heat dome?
Heat domes are caused by specific atmospheric patterns, primarily involving high-pressure systems. These high-pressure a...
RI.5.1
Natural Disaster: Droughts - reading educational content
Natural Disaster: Droughts
Droughts are long periods with insufficient water, leading to crop failures and water shortages. Conserving water and pl...
RI.3.1RI.4.4RI.4.2RI.5.2
Health Risks of Heat Domes - reading educational content
Health Risks of Heat Domes
Heat domes pose significant health risks as our bodies struggle to maintain a safe temperature in extreme heat. Dehydrat...
RI.5.1
Natural Disaster: Tornadoes - reading educational content
Natural Disaster: Tornadoes
Tornadoes are dangerous spinning columns of air. Knowing the signs and having safety plans can help protect you from the...
RI.3.1RI.4.4RI.4.2RI.5.2
Natural Disaster: Hurricanes - reading educational content
Natural Disaster: Hurricanes
Hurricanes are massive storms with strong winds and rain. Tracking and preparing for them helps protect people in their ...
RI.3.1RI.4.4RI.4.2RI.5.2
Reduce Your Carbon Footprint: Simple Tips for Home - reading educational content
Reduce Your Carbon Footprint: Simple Tips for Home
This passage focuses on reducing carbon footprints at home by conserving electricity. It suggests practical actions like...
RI.3.1RI.4.14.ESS2.D4-ESS3
How Kids Can Help Fight Climate Change? - reading educational content
How Kids Can Help Fight Climate Change?
This passage introduces the concept of 'reduce, reuse, recycle' as a way for children to help fight climate change. It e...
RI.3.1RI.4.14.ESS2.D4-ESS3
Can you give an example of a renewable energy source? - reading educational content
Can you give an example of a renewable energy source?
This passage focuses on solar energy as an example of renewable energy for children. It explains how solar panels captur...
RI.3.1RI.4.14.4-ESS3
What Is an Atmospheric Physicist? - reading educational content
What Is an Atmospheric Physicist?
This NGSS-aligned middle school science passage introduces students to the role of an atmospheric physicist. It explains...
How Do Trees Affect the Weather? - reading educational content
How Do Trees Affect the Weather?
This NGSS-aligned science reading passage explores how trees affect weather and climate. Students will learn about the r...
How Does Snow Form? - reading educational content
How Does Snow Form?
This NGSS-aligned science reading passage explains how snow forms in the atmosphere. Students will learn about the proce...
Why Does the Wind Blow? - reading educational content
Why Does the Wind Blow?
This NGSS-aligned reading passage explains what causes the wind to blow. Students will learn how differences in air temp...
Can Animals Predict the Weather? - reading educational content
Can Animals Predict the Weather?
This NGSS-aligned reading passage explores how animals might sense changes in the environment before storms or natural d...
Why Are Hurricanes Given Names? - reading educational content
Why Are Hurricanes Given Names?
This NGSS-aligned science reading passage explains why hurricanes are given names and how this practice improves communi...
How Big Can Raindrops Get? - reading educational content
How Big Can Raindrops Get?
This NGSS-aligned science reading passage explains how raindrops form in clouds and how big they can grow before breakin...
What Causes Thunderstorms? - reading educational content
What Causes Thunderstorms?
This NGSS-aligned reading passage explains how thunderstorms form from warm, moist air rising into the atmosphere. Stude...
Why Do Clouds Turn Grey? - reading educational content
Why Do Clouds Turn Grey?
This NGSS-aligned reading passage explains why clouds appear grey when they become dense with water droplets and block s...
Why Are Clouds White? - reading educational content
Why Are Clouds White?
This NGSS-aligned reading passage explains why clouds appear white to our eyes. Students learn how sunlight, which is ma...
What Are Clouds Made Of? - reading educational content
What Are Clouds Made Of?
This NGSS-aligned reading passage explains what clouds are made of and how they form in the atmosphere. Students learn t...
What Are Nimbostratus Clouds Made Of? - reading educational content
What Are Nimbostratus Clouds Made Of?
This NGSS-aligned reading passage explains what nimbostratus clouds are made of and how they form. Students will learn t...
What is Solar Radiation - reading educational content
What is Solar Radiation
This NGSS-aligned science reading passage for middle school students explores the concept of solar radiation. Solar radi...
MS-ESS1-1
How Incoming Solar Radiation Changes with Latitude - reading educational content
How Incoming Solar Radiation Changes with Latitude
This NGSS-aligned science reading passage helps middle school students understand how solar radiation, or insolation, ch...
MS-ESS1-1
The Hottest Planet in the Solar System - reading educational content
The Hottest Planet in the Solar System
This NGSS-aligned middle school reading passage explains why Venus is the hottest planet in our solar system. Students l...
MS-ESS1-3
What Is Space Weather and How Does It Affect the Earth? - reading educational content
What Is Space Weather and How Does It Affect the Earth?
This NGSS-aligned science passage for middle school explains what space weather is and how it affects Earth. Students le...
MS-ESS2-2
Sun Pattern - reading educational content
Sun Pattern
This reading passage on patterns of the Sun supports the NGSS 1-ESS1-1 standard for understanding the Sun's apparent mov...
1-ESS1-1
Earth's Place in the Universe - reading educational content
Earth's Place in the Universe
This reading passage explains Earth's place in the universe, supporting NGSS 1-ESS1-1. It describes how Earth is one of ...
1-ESS1-1
Moon Phases - reading educational content
Moon Phases
This informational reading passage explores the patterns of the Moon to support NGSS 1-ESS1-1. It describes how the Moon...
1-ESS1-1
When Was Neptune Discovered? - reading educational content
When Was Neptune Discovered?
This reading passage explains how Neptune, the eighth planet from the Sun, was discovered in 1846 by astronomers Johann ...
1-ESS1-1
The Diameter of Earth - reading educational content
The Diameter of Earth
This science reading passage explains the diameter of Earth, describing it as about 12,742 kilometers or 7,918 miles acr...
5-PS2-1
The Mass of the Moon - reading educational content
The Mass of the Moon
This passage explains how the Moon’s mass is about 1/80th of Earth’s mass, giving it weaker gravity that affects how thi...
5-PS2-1
The Mass of the Earth - reading educational content
The Mass of the Earth
This informational reading passage explains the mass of the Earth and its role in creating gravity, holding the atmosphe...
5-PS2-1
How Do Solar Panels Work? - reading educational content
How Do Solar Panels Work?
This middle school reading passage explains how solar panels work by turning sunlight into electricity. The passage desc...
MS-ESS3-1
How Do Wind Turbines Work? - reading educational content
How Do Wind Turbines Work?
This NGSS-aligned reading passage for middle school students explains how wind turbines convert the energy of moving air...
MS-ESS3-1
How Does a Hydroelectric Dam Work? - reading educational content
How Does a Hydroelectric Dam Work?
This NGSS-aligned science passage for middle school students explains how hydroelectric dams work to produce clean, rene...
MS-ESS3-1
What Is Biofuel? - reading educational content
What Is Biofuel?
This NGSS-aligned middle school science passage explains what biofuel is, how it is made, and why it is important as a c...
MS-ESS3-1
What Is Tidal Energy? - reading educational content
What Is Tidal Energy?
This engaging reading passage for middle school students introduces tidal energy, a form of renewable energy that uses t...
MS-ESS3-1
What Is Wave Energy? - reading educational content
What Is Wave Energy?
This passage introduces middle school students to wave energy—a clean, renewable energy source that comes from the movem...
MS-ESS3-1
What Is Green Energy? - reading educational content
What Is Green Energy?
This science passage introduces middle school students to the concept of green energy—clean, renewable energy that comes...
MS-ESS3-1
Measuring Hurricane Intensity – The Saffir-Simpson Hurricane Wind Scale - reading educational content
Measuring Hurricane Intensity – The Saffir-Simpson Hurricane Wind Scale
This NGSS-aligned science reading passage explains how the Saffir-Simpson Hurricane Wind Scale is used to measure the in...
MS-ESS3-2
What Is an Anthropogenic Pollutant? - reading educational content
What Is an Anthropogenic Pollutant?
This NGSS-aligned science passage explains what an anthropogenic pollutant is and how it affects Earth’s air, water, and...
Understanding Anthropogenic Climate Change - reading educational content
Understanding Anthropogenic Climate Change
This NGSS-aligned science passage explains anthropogenic climate change in a way that’s accessible for middle school stu...
Why Are Anthropogenic Greenhouse Gases Important? - reading educational content
Why Are Anthropogenic Greenhouse Gases Important?
This NGSS-aligned reading passage explains the importance of anthropogenic greenhouse gases and their role in climate ch...
What Does It Mean to Be Carbon Neutral? - reading educational content
What Does It Mean to Be Carbon Neutral?
This NGSS-aligned reading passage explains the conce
What Causes the Sea Level to Rise? - reading educational content
What Causes the Sea Level to Rise?
This NGSS-aligned middle school passage explains the major causes of sea level rise, including melting glaciers and ther...
What Is the IPCC and What Does It Do? - reading educational content
What Is the IPCC and What Does It Do?
This NGSS-aligned reading passage introduces middle school students to the Intergovernmental Panel on Climate Change (IP...
What Is a Climatologist? - reading educational content
What Is a Climatologist?
This reading passage introduces students to the role of a climatologist, a scientist who studies long-term climate patte...
What Is Storm Surge and Why Is It So Dangerous? - reading educational content
What Is Storm Surge and Why Is It So Dangerous?
This NGSS-aligned reading passage introduces middle school students to the concept of storm surge, a major hazard caused...
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