Secret formulas
Rebecca Tilley
Reading Time
at 250 WPM2h 27m
The average reader, reading at a speed of 250 WPM, would take 2h 27m to read Secret formulas.
Personalise your estimate by entering your reading speed below
Test my reading speedEnter speed in words per minute
5
days at 30 min/day
147
total minutes
Secret formulas
by Rebecca Tilley, Rebecca Tilly, Carolyn Willard
Published
2009
Publisher
Lawrence Hall of Science, University of California
Pages
147
ISBN-13
9781931542142
ISBN-10
1931542147
Description
In these physical science activities, children investigate the properties of substances as they make their own personal brands of paste, toothpaste, cola, and ice cream. Activities provide real-life experience with chemistry while teaching the concept of cause and effect, as well as other math and science skills.
Subjects
Frequently Asked Questions
How many pages are in Secret formulas?
This edition of Secret formulas has approximately 147 pages. Please note, this is an estimate and the exact page count can vary between hardcover, paperback, and e-book versions.
How long does it take to read Secret formulas?
For most readers, Secret formulas typically takes between 3h 4m and 2h 3m to complete. This is based on the book's length of approximately 36,750 words and common reading speeds.
Here's a detailed breakdown: • Continuous reading at 250 WPM: approximately 2h 27m of focused reading • Casual reading (30 minutes/day): you could finish in roughly 5 days • Estimated word count: 36,750 words
Your individual reading time will vary based on your personal reading pace, the amount of daily reading time, and your familiarity with the subject matter.
What is the word count of Secret formulas?
The estimated word count for Secret formulas is approximately 36,750 words. This figure is calculated using industry-standard methods that consider genre-specific word density patterns, typical formatting and layout characteristics, and standard words-per-page ratios for published books.
This is an approximation — actual word count may vary based on font size, formatting, edition, and the presence of illustrations or charts.
Who is the author of Secret formulas?
Secret formulas was written by Rebecca Tilley, Rebecca Tilly, Carolyn Willard.
When was Secret formulas published?
The publication date for this specific edition is 2009. The original work may have been published on a different date.