Apps like Know a Scientist - Inventions,

Inventions and Inventors App

★3.8

Inventions and Discoveries

★4.0

Science Trivia Wheel

★4.3

Basic Science Dictionary

★4.4

Amazing Facts - Did You Know ?

★4.7

Invent Idea

★4.3

Crazy Science Facts - did you

★4.4

Pettson's Inventions

★3.9

One Fact A Day - Did You Know?

★3.2

Fun Facts: Did you Know

★4.5

General Knowledge - World GK

★4.1

Concepts of Biology

★4.2

Pettson's Inventions 2

★4.4

Real Science Facts:Do you Know

★5.0

General Science Book

★4.1

Chemistry Textbook

★3.9