Lesson Plan

Baby egg safety seat

#stem challenge-Student will design and create a safety seat for their baby egg
Cathy P.
Classroom teacher
St. Mark Catholic School
Plano, United States
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My Grades 7, 8
My Subjects Science

Students will be able to...

MS-ETS1-4. Develop a model to generate data for iterative testing and modification of a proposed object, tool, or process such that an optimal design can be achieved.

Grades 8
All Notes
Teacher Notes
Student Notes

1 Hook

Have students view the two videos on car seats and booster seats and consider how best to protect their baby egg.

Student Instructions

Have students take note of the safety seat designs and be able to discuss the reasoning behind the design

2 Direct Instruction

Select car seat types to review with the students

Select Ease-of-use-ratings to understand there are difference in the  safety of different styles of child safety seats

Share rating system for their safety seats

  Fair Satisfactory Good Excellent Brilliant
Ease of use          
Securing the egg          
Materials used          


Student Instructions

Discuss styles of safety seats and design reasoning

Working with their partner begin a plan for their baby egg safety seat based on rating system

3 Guided practice

Teacher will assist students in using Pixel press floors

Student Instructions

Will design baby egg safety seat using Pixel press floors app

4 Independent Practice

Activity: Other — Construct the baby egg safety seat

Teacher will instruct students to build a baby egg seat to transport and keep their baby egg safe for the week.

Student Instructions

#stem challenge-students stem challenge is to build a baby egg seat based on their Pixel press floor design and criteria for a safe seat for their baby egg

5 Wrap Up


Students will use Popplet to compare the effectiveness of at least two different designs of baby egg safety seats

Students will use the rating system to evaluate the effectiveness of their safety seat design

Have students answer the questions-Was your baby safe and injury free for the week?

What design modifications would you make to improve your safety seat?

Student Instructions