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Science
Grades 2–8
Secular
Explore and Investigate box subscriptions
Letterbox Lab
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See if it fits your kids
Day-to-day
Balanced
Structure
Structured
Lesson prep
Low prep
Writing load
Very little writing
If you fall behind
Forgiving
Best for
✓
Kids who love hands-on chemistry
✓
Families wanting deep monthly investigations
Not ideal for
—
Hands-off families wanting screen-only science
Strengths
✓
In-depth monthly chemistry experiment boxes
✓
Lab-tested, child-safe materials and clear guides
Watch-outs
!
Requires adult supervision for chemistry experiments
At a glance
Grade level
Grades 2–8
Subjects
Science
Price
Explore and Investigate box subscriptions
Teaching style
hands-on, visual
Approach
Secular
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