Martijn Keltner

3.2K posts

Martijn Keltner

@SwimCoach76

Belton High AP Physics/Biology/Zoology teacher and Swim Coach

Katılım Ağustos 2012

231 Takip Edilen378 Takipçiler

Martijn Keltner retweetledi

MLB@MLB·2d

Collecting baseball cards has always been one of the best hobbies to get kids into baseball! Repost and comment for your chance to win this 2026 @Topps Series 1 box to open with your kids ❤️

MLB@MLB

JUST IN: “MLB Clubhouse” is here and ready to engage the next generation of young fans! ❤️ MLB will now have a new YouTube channel for kids with youth-focused content to bring kids closer to the game than ever before. The MLB Clubhouse lineup will feature weekly shows called “The Doug Out!,” “MLB Art Club,” “No Easy Outs,” and “Let’s Play Ball” along with weekly highlights and compilations for kids!

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MLB@MLB·17 Mar

We’re celebrating Vladimir Guerrero Jr.'s birthday with a giveaway 🥳 Repost and reply for a chance to win this autographed Bowman’s Best card!

MLB@MLB

Vladdy Jr. appreciation post! Happy 27th birthday to the @BlueJays superstar ⭐️

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Martijn Keltner@SwimCoach76·11 Mar

@Griddy_FF Swimcoach76

Filipino

Griddy: Football Puzzles@Griddy_FF·11 Mar

🚨 MEGARAFFLE Giving 5 tokens to 100 users who like this post + comment their Griddy username! Grand prize: 1 lucky winner gets 100 tokens 👀 *Must be following*

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MLB@MLB·2 Oca

El Niño's birthday calls for an epic giveaway 🥳 Repost and reply for your chance to win this @Topps Luminaries card!

MLB@MLB

Pic that goes hard ⚾🥶 Wishing a happy 27th birthday to the electric Fernando Tatis Jr. ⭐️

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Kansas City Chiefs@Chiefs·2 Oca

NEW NEWS!!!! RT to win a @newheightshow hat signed by @tkelce and to help him win the #WPMOYChallenge

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MLB@MLB·2 Oca

No tricks here, we have a true 1-of-1: Joey Votto! 😆 Repost and reply for a chance to win our final @Topps #1of1Day giveaway!

MLB@MLB

Joey Votto’s personality is unmatched Never forget when he faked out Phillies fans into thinking they were getting a foul ball 🤣

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MLB@MLB·26 Ara

A celebration about Ozzie Repost and reply for a chance to win this autographed Ozzie Smith @Topps card!

MLB@MLB

“GO CRAZY, FOLKS, GO CRAZY!” Happy birthday to Hall of Famer, 15x All-Star, 13x Gold Glove Award winner, a Wizard of Oz you CAN rely on - the legendary Ozzie Smith.

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USA Swimming@USASwimming·25 Ara

Elevate your swimming in 2026 🔥 RT for a chance to win this Speedo Fastskin HyperSpark suit! 2025 #HolidayGiveaway rules » bit.ly/4p3DVPL

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USA Swimming@USASwimming·24 Ara

The perfect present for swimmers this holiday season! 🎁 RT for a chance to win this @SWIMOUTLET holiday box. 2025 #HolidayGiveaway rules » bit.ly/4p3DVPL

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USA Swimming@USASwimming·23 Ara

A good gift to represent a good cause! RT to win a @SwimFoundation swag bundle. 2025 #HolidayGiveaway rules » bit.ly/4p3DVPL

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MLB@MLB·1 Ara

A natural entertainer on the diamond 🎩💫 Repost and reply for a chance to win this Javy Báez @Topps relic card!

MLB@MLB

Happy 33rd birthday to Javier Báez! El Mago was fun to watch in 2025 ✨

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Kansas City Chiefs@Chiefs·1 Ara

We're giving away a signed @TeamJuJu helmet thanks to @StorageMart 👏 RT this post and you're entered to win!

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Martijn Keltner@SwimCoach76·14 Kas

After the semifinal round of State diving freshman Jax Coble sits in 16th place and has qualified for the finals!!

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Martijn Keltner@SwimCoach76·14 Kas

After the preliminary round of State diving Freshman Jax Coble sits at 18th place and has qualified for the semifinal round! Junior Braeden Hill finishes 24th!

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Martijn Keltner retweetledi

Wat’s Island🏝@JaylenWatson12·11 Eki

Giving away 7 tickets to Sunday Night game retweet for a chance to win‼️

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Arrowhead Live@ArrowheadLive·17 Eyl

🚨GIVEAWAY🚨 How about another? We are giving away this @RoyalsJalen rookie on-card auto to a lucky fan✍️ All you need to do to enter: 1️⃣RETWEET 2️⃣FOLLOW @ArrowheadLive ⏳Giveaway ends at the conclusion of Jalen’s NFL Debut⏳ #Chiefs | #ChiefsKingdom

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Arrowhead Live@ArrowheadLive·19 Ağu

🚨SEASON KICKOFF GIVEAWAY🚨 Let’s start the season right by giving away a 2022 & 2025 Red Friday Flag and a @RoyalsJalen rookie auto card to a lucky fan✍️ All you need to do to enter: 1️⃣RETWEET 2️⃣FOLLOW @ArrowheadLive ⏳Giveaway ends 9/5 @ 10pm CST⏳ #Chiefs | #ChiefsKingdom

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MLB@MLB·8 Ağu

Today is Mike Trout’s birthday! 🐟 To celebrate, we’re giving away a 2019 @Topps Tribute Stamp of Approval Relic Card. Repost and reply for your chance to win!

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MLB@MLB·3 Tem

CK3K!!! In honor of Clayton Kershaw's incredible accomplishment, we're giving away a sweet set of @Topps Kersh cards! Repost and reply for a chance to win.