PSA: Lego and Duplo are inter compatible. How did I not know this!? : r/daddit

Vintage LOT - Lego A/S DUPLO Rare Interlego Farm set AG 1977 Incomplete

LEGO DUPLO 30327 - My First Duck - TBB Review -23 - The Brothers Brick

Lego Duplo and normal lego pieces can connect?! : r/lego

Are all LEGO sets compatible? : r/lego

Duplo Question - connecting this Hippo to LEGO System : r/LEGOWinterVillage

Lego DUPLO My First Parrot #10852 7 Pcs. Retired 2017

Did you know Lego duplo is compatible with standard lego bricks #lego

Did you know Lego duplo is compatible with standard lego bricks #lego

Examples of regular LEGO and LEGO Duplo together? : r/lego

Duplo Question - connecting this Hippo to LEGO System : r/LEGOWinterVillage

LEGO DUPLO 30327 - My First Duck - TBB Review -14 - The Brothers Brick

So it turns out different Lego sizes are actually compatible with each

Lego Duplo and normal lego pieces can connect?! : r/lego

Lego compatibili. La guerra dei cloni Piacenza Bricks - Recognized LEGO® User Group

Lego compatibile Q-BRICK - Nero - 500 pz

Lego compatibile Q-BRICK - Rosso - 500 pz

MATTONCINI COBI, LEGO-COMPATIBILI,ACTION TOWN/1473/ELICOTTERO VIGILI DEL FUOCO (300 PZ)

Bandai: mini figures ufficiali di Dragon Ball Z compatibili LEGO