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Best Science Apps for K-2 (2026)

Top-ranked science apps to spark curiosity in kindergarten through 2nd grade students.

SJ
SpellingJoy Team
•Last Updated: March 30, 2026
Young children exploring science with magnifying glasses

Our Top Picks:

1

BrainPOP

BrainPOP uses animated videos to teach concepts across all subjects for K-8 students.

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Best for - Animated science videos and quizzes for K-2
Price - $119-159/yr
Grades - K-8
Platforms - Web

Pros

  • ✓ Engaging animated videos
  • ✓ Covers all subjects
  • ✓ Quiz assessments

Cons

  • ✗ Expensive
  • ✗ Not spelling-specific
2

Khan Academy Kids

Khan Academy Kids offers free, comprehensive early learning content covering reading, math, and more for children ages 2-8.

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Best for - Free science activities for ages 2-8
Price - Free
Grades - Ages 2-8
Platforms - iOS, Android, Amazon

Pros

  • ✓ Completely free
  • ✓ Comprehensive curriculum
  • ✓ No ads

Cons

  • ✗ Only goes to age 8
  • ✗ Not specialized for spelling
  • ✗ No web version
3

ABCmouse

ABCmouse offers a full early learning curriculum with thousands of activities for children ages 2-8.

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Best for - Structured science lessons within a full curriculum
Price - $45-59/yr
Grades - Ages 2-8
Platforms - All platforms

Pros

  • ✓ Comprehensive curriculum
  • ✓ Engaging content
  • ✓ Progress tracking

Cons

  • ✗ Requires subscription
  • ✗ Only to age 8
4

Starfall

Starfall teaches reading through systematic phonics with engaging activities for Pre-K through 5th grade.

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Best for - Simple science exploration for early learners
Price - $35/yr
Grades - Pre-K-5
Platforms - Web, iOS, Android

Pros

  • ✓ Affordable
  • ✓ Good for early readers
  • ✓ Systematic phonics approach

Cons

  • ✗ Limited for older students
  • ✗ Dated interface
5

Epic!

Epic! provides access to a library of 40,000+ children's books, audiobooks, and educational videos. $84.99/year or $13.99/month.

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Best for - Science books and videos in a digital library
Price - $84.99/yr
Grades - Pre-K-6 (Ages 2-12)
Platforms - iOS, Android, Web, Apple TV

Pros

  • ✓ 40,000+ books from quality publishers
  • ✓ Read-To-Me and audiobooks
  • ✓ Offline reading available

Cons

  • ✗ Free tier very limited (1 book/day)
  • ✗ Price increased recently
  • ✗ Not spelling-focused
6

Education.com

Education.com offers thousands of worksheets, printables, and learning activities for Pre-K through 8th grade.

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Best for - Printable science worksheets and hands-on activities
Price - $120/yr
Grades - Pre-K-8
Platforms - Web

Pros

  • ✓ Huge worksheet library
  • ✓ Printable resources
  • ✓ Good for homeschool

Cons

  • ✗ Web only
  • ✗ Expensive

Frequently Asked Questions

Khan Academy Kids is completely free with no ads or in-app purchases. It includes science activities covering life science, earth science, and simple experiments for children ages 2-8.

Our Verdict

BrainPOP is our top pick for K-2 science thanks to its engaging animated videos and built-in quizzes that make complex topics approachable for young learners.

If budget is a concern, Khan Academy Kids delivers excellent free science content with no ads or subscriptions required.

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About the Author

SpellingJoy Team

The SpellingJoy team is dedicated to creating free, high-quality spelling resources for K-6 students and their families. We test every app we review and provide honest assessments to help parents make informed decisions.

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