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If you’ve been searching for Getting Nerdy dissection models… Welcome! You found them. 🐸❤️

These are the same trusted models you’ve used before – just in their new home at Inside Out Science. While the name has changed, the mission hasn’t: creating hands-on, humane, and classroom-friendly dissection and exploration models that actually work for teachers and students.

If you’ve used Getting Nerdy dissection models before, then you’ll feel right at home here at Inside Out. New here? You’re about to join tens of thousands of teachers all over the world who have discovered a way to teach anatomy and dissection that’s engaging, effective, and a whole lot more manageable. I’m so glad you’re here.

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What’s changed (and what hasn’t)

What’s new:

A growing collection of updated models and lab resources
A stronger focus on humane, eco-friendly science instruction
Everything in one place at Inside Out Science

What’s the same:

The models you know and trust (formerly of Getting Nerdy)
Thoughtful design for real classrooms
Clear, student-friendly learning experiences

Over 34,000 ⭐️⭐️⭐️⭐️⭐️ reviews on TpT. Used and trusted by teachers all over the world.

Explore Inside Out Dissection Models

Not sure where to begin? Start with Inside Out’s most popular models – designed to work in real classrooms from day one:

The most popular starting point…

Getting Nerdy Dissection is now Inside Out Science! Humane paper dissection lessons for your eco-friendly explorers!

Perfect for introductory anatomy…

Quick, dissection-free win…

Want more? Browse the entire collection of vertebrates, invertebrates, organs and cells below!

Crayfish Dissection Zoology | Biology 3-D Anatomy Paper Dissection Model & Lesson

Product Details

Dive into arthropod anatomy! Formerly a classroom favorite from Getting Nerdy, this Crayfish Dissection Model now makes its home at Inside Out Science, where humane, hands-on learning takes center stage. Perfect for introducing students to arthropod structure and function, this 3-D paper dissection model brings freshwater biology to life in a creative, eco-friendly, and stress-free way.

This crayfish dissection model lesson includes a student-friendly reading that explains major organs and systems, color and black-line templates for differentiated learning, and a step-by-step PowerPoint presentation that guides students through coloring, cutting, and assembling their own realistic 3-D crayfish. Students will see exactly where to cut, what to look for, and how each organ connects to the bigger biological picture—no lab prep or cleanup required.

Designed to mimic a real dissection, this Scienstructable paper model works beautifully as a pre-lab prep activity, dissection-free exploration, or comparative anatomy assessment. Teachers love how it helps students visualize arthropod systems—like the open circulatory system, exoskeleton, and segmented body plan—while students who opt out of traditional dissections still gain an authentic, tactile learning experience.

All Inside Out Science dissection models (formerly Getting Nerdy’s Scienstructable Dissection Models) use a consistent organ color system and include templates for both sexes (where applicable), allowing students to compare internal anatomy across species and make meaningful connections through comparative biology.

Humane, reusable, and richly detailed, this Crayfish Dissection Model helps students grasp invertebrate anatomy in a way that’s clean, kind, and unforgettable.

WHAT'S INCLUDED in this 3-5 DAY CRAYFISH DISSECTION LESSON:

• EDITABLE PowerPoint slides with bellwork, instructions, notes and embedded answer key to handouts

• NON-EDITABLE PDF handouts

→ Student-friendly guided reading PDF

→ Differentiated graphic organizers PDF

→ Crayfish Dissection Templates in BLACK LINE AND COLOR

→ Extension questions

→ Answer keys

• GOOGLE DRIVE ACCESS TO THE FOLLOWING DOCUMENTS

→ PowerPoint slides with bellwork, instructions, notes and embedded answer key to handouts

→ Student-friendly guided reading PDF

→ Differentiated graphic organizers PDF

STUDENTS WILL:

• Learn about the structures of the internal and external anatomy of the crayfish using the guided reading, color key and graphic organizer

• Color, cut out and assemble a 3-D Scienstructable paper crayfish dissection model

• Complete extension questions

TEACHERS LOVE IOS DISSECTION MODELS, HERE'S WHY:

❤️ Courtney H. says, "This is an incredible resource! My students loved completing this paper dissection as an introduction to anatomy. It was detailed, realistic, and wholely complete. I'm so glad I purchased this for my 7th graders!"

❤️ Larissa A. says, "Don't think about it, BUY IT! This was hands down one of my students' favorite activities of the school year! They were all highly engaged and worked hard the entire time. They thought it was super fun, and they learned so much! "

❤️ Sarah C. says, "We used this at our homeschool co-op during a crayfish dissection module. The high school students worked on cutting out the pieces while watching videos on crayfish anatomy and ecological importance; this part of the project is the most time consuming. Once everything is cut out, assembly is easy! The directions are very clear, and the finished product is impressive. The additional information sheets on external and internal anatomy were very useful and educational - everyone learned a lot. We used this resource for one high school class session of 2 hours. We really enjoyed this resource! Thank you! "

Here’s the Rules (TERMS OF USE (TOU)):

Everything contained within this document belongs to:

Purchasing this resource allows the licensee to copy and upload for single classroom use only. This resource may only used by the original purchaser and their students and can only be accessible on password-protected sites such as Canvas, Google Classroom, or other password-protected digital learning platforms.

It is not for public display. This resource may not be uploaded publicly on the internet, or on shared district or campus drives, or on social media for others to access. This resource may not be shared with other teachers without the appropriate licensing.

Please respect the Digital Millenium Copyright Act. Posting any content from this purchase to the Internet is in violation of Copyright Act of 1976 and is punishable by law. Failure to comply with these terms of use is a copyright infringement. Images and elements found within these protected documents cannot be extracted and used outside of these files without express permission or license from the creator.

Need to get in touch? You can find me at: insideoutsci@gmail.com

www.insideoutsci.com

Why teachers are switching to paper dissection models

More and more classrooms are moving toward humane dissection alternatives, and for good reason.

In real classrooms, teachers are running into challenges like:

Rising costs: specimens are getting more expensive
Inconsistent quality: shipments can arrive damaged, overly preserved, or difficult to work with
Limited availability: certain specimens (and even specific sexes) aren’t always available
Student hesitation: more students are uncomfortable participating
Time and logistics: setup, cleanup, storage, and safety all add up

A more reliable, classroom-friendly approach:

Inside Out Science models keep the hands-on learning, while removing many of the barriers that make traditional dissection challenging. Students can:

Explore anatomy in a clear, structured way
Build understanding without the mess or unpredictability
Participate fully, regardless of comfort level

Just as important, it’s about what students bring into that experience:

For many teachers, it’s not about replacing dissection entirely – it’s about giving students the chance to build confidence before they ever pick up a tool. The end goal being to create a classroom culture rooted in curiosity, care, and respect for the organism – not uncertainty or hesitation.

Whether you’re looking for a frog dissection alternative, an affordable way to do comparative anatomy, or a way to make dissection day more accessible, inclusive, and purposeful for all students, you’re in the right place.

A quick note: If you were redirected here from Getting Nerdy, nothing’s broken – you’ve just arrived at the new home for these resources. And if you’ve been searching, clicking, or asking around trying to find these models again, I’m really glad you made it here. 🐸❤️

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