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Mystery ScienceSupplement

Question-driven K–5 video lessons, each paired with a hands-on activity using household items.

Updated September 2026 · 8 sources

GradesK–5th
Creation/faithNo religious content; teaches evolution
ApproachVideo-led inquiry lessons with hands-on activities and discussion
Who teachesThe program does the teaching
Parent prepLow to moderate (open and go; gather household supplies ahead)
Screen timeA mix of screen and paper
Video lessonsIncluded: every lesson is taught by a video host
Cost$179: Homeschool Mystery Science membership for one year (posted sale price; list $199) (source)
Placement
No placement needed; lessons are grouped by grade K–5

Is it right for your child? Answer a few questions to see how Mystery Science ranks against 6 other supplements.

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What parents say

Parents describe it as the elementary science that actually gets done: kids love the question-first videos and remember the activities long afterward. Many treat it as enough science for K–2 or K–3, but it is not a complete program for older kids. The main complaint is that it feels too light and a bit scattered by grades 4–5, so families add a textbook or switch to a fuller curriculum.

Parents love

  • Question-first videos that hook young kids
  • Hands-on activities with cheap household supplies
  • Very little parent prep

Common complaints

  • Not a full science curriculum past the early grades
  • Parent still has to run activities for young kids
  • Price has risen; watch for homeschool sales

Who it fits

Best for

  • No religious content. Secular, standards-aligned science
  • Video-led. A video host leads each lesson
  • Hands-on unit studies. Units of connected lessons with hands-on activities
  • Some screen time. A mix of screen and paper
  • Video lessons a big plus. Every lesson is taught by a video host
  • Video lessons nice to have. Every lesson is taught by a video host
  • Some: 20–30 min daily. Parent facilitates; the video does the teaching
  • Rusty. Lessons teach the concepts for you
  • I'd rather a video or script teach. Video or the program does the teaching
  • Eclectic. Easy to pair with books or another spine

Less suited for

  • Christian, young-earth creation. Secular; covers mainstream science without a creation view

These come straight from the scoring rules the quiz uses.

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Comparisons

Questions parents ask

Is Mystery Science a full science curriculum?

No. We list Mystery Science as a supplement: it's enrichment to use alongside a core program, not a full science curriculum on its own.

How does Mystery Science teach science?

Mystery Science is described as video-led inquiry lessons with hands-on activities and discussion. Parent prep: low to moderate (open and go; gather household supplies ahead).

What grades does Mystery Science cover?

Mystery Science covers grades K–5th.

How much does Mystery Science cost?

$179: Homeschool Mystery Science membership for one year (posted sale price; list $199). Prices were checked on publisher or retailer pages in September 2026; check current prices before buying.

Is Mystery Science creationist or secular?

No religious content; teaches evolution.

Is Mystery Science online?

A mix of screen and paper. The program does the teaching.

Does Mystery Science have a placement test?

No. No placement needed; lessons are grouped by grade K–5

Sources (8)

Summaries are in our own words.