1 year old or 4? It makes a difference π
Preview text: The right challenge changes as they grow β hereβs where to start.

Using this email in an article? Credit: Project Montessori email via They Sent It, with a link to this page. Full-size image
- Subject
- 1 year old or 4? It makes a difference π
- Preview text
- The right challenge changes as they grow β hereβs where to start.
- From
- business.uk@
projectmontessori.com - Brand
- Project Montessori
- ESP
- Klaviyo
- Sent
- Thu Sep 10, 2026, 2:15 AM ET
- Sent to
- United Kingdom (projectmontessori.co.uk), projectmontessori.com
- Size
- 36 KB
- Images
- 11
- Links
- 11, 1 of them buttons
- Subject length
- 40 characters
Against Project Montessori's usual
Sent in its busiest hour, 2 AM, which holds 31% of its emails. The subject is 40 characters; its average is 33.
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- Project Montessori <[email protected]>
- Subject
- 1 year old or 4? It makes a difference π
- Date
- Thu, 10 Sep 2026 06:15:05 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.projectmontessori.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.projectmontessori.com s=mtd1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from (unnamed) by kmta-mta-blue-β¦.servers.clovesoftware.com with SMTP
Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse
Sent just before and after
| Sep 13, 2026 3:30 AM | Outdoor Clearance: 30% off while they last πΏ | |
| Sep 12, 2026 8:30 AM | They might forget the toy. Not this. β€οΈ | |
| Sep 12, 2026 3:30 AM | There's something grandparents do differently β€οΈ | |
| Sep 10, 2026 2:15 AM | 1 year old or 4? It makes a difference π (this email) | |
| Sep 9, 2026 2:15 AM | Not sure what to buy for their age? π | |
| Sep 7, 2026 7:15 AM | Ends tonight: 35% off is almost gone β° | |
| Sep 7, 2026 2:15 AM | Ends tonight: 35% off is almost gone β° |
More from Project Montessori
All Project Montessori emailsThe toddler gift list (ages 1β3) π§Έ
Nov 7, 2026 2:07 AM
Nov 6, 2026 8:14 AM
Something I wanted you to hear first
Nov 6, 2026 1:06 AM
Still thinking about this one? π
Nov 5, 2026 9:13 AM
Montessori originals you won't find anywhere else β¨
Nov 5, 2026 1:07 AM
The baby gift list (0β12 months) πΆ
Nov 4, 2026 1:07 AM
The 2026 Holiday Gift Guide is here π
Nov 3, 2026 1:00 AM
Last chance to see October's #1 toy π
Nov 2, 2026 1:07 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 10, 2026.













