 <h1>Congratulations! 🎉 </h1>
    <p style="color:#637381;">All done! You’ve completed another milestone.</p>

To continue, enter your details to log in.

We’ve sent a 6‑digit code to #MAIL_ADDRESS#\nPlease check your inbox or spam folder and enter the code below to continue.

Verification code sent

Thank you for the payment. You can now access {collectionName} by simply clicking the button below.

Yes, you’ve successfully ordered! 🎉

Unlock This Exclusive Course

It seems that your email address is not currently on the authorized access list. Please ensure you are using the email address that was invited, or contact the content owner for assistance.

Verification Required for Access

Extending Simple Machine Inquiry

Why Extension Matters After the Unit


Design Challenges That Deepen Mechanical Thinking


Combining Simple Machines in Meaningful Investigations


Documentation, Assessment, and Responsive Extension Planning


Family and Community Connections: Finding Machines Everywhere


Professional Reflection and a 30-Day Implementation Plan


Knowledge Check 1 — Purposeful Extension


Knowledge Check 2 — Responding to Design Failure


Knowledge Check 3 — Using Documentation Responsively


After the Unit — Extensions and Simple Machine Challenges

<div class="simple-box-wrapper"> <div class="simple-box"> <div class="column"> <h3>Description</h3> <div class="ck-horizontal-line"><hr></div> <p>I'm a paragraph. Click to start writing that will inform, inspire, or encourage your community. We know you have so many things to share with the world. Happy editing!</p> </div> </div> </div>