1. Use a packet of 50 straws and build the highest tower you can. Add the exact measurements. 2. Take a photo of your tower 3. Tap the add button. 4. Tap the file button to upload the picture you took of your tower. 5. Tap the check to approve your picture. 4. Tap the microphone button to read each of your answers to the reflection questions. 5. Tap the check to make sure you are happy with your recording. 6. Tap the check again to add your work to your journal.