This quilt block fromfabric406on YouTube is the answer.

You should definitely try making this quilt block if you want a more complex design yet still beginner-friendly.

Watch the video tutorial below to learn the step by step instructions.

The Traditional Four Squares Quilt Block Tutorial

Image credits: fabric406 via Youtube

Now, make the corner units.

Repeat these steps to make a total of four corner units.

Line and stitch these together and press the seam toward the white/green flying geese.

Making the corner units for the traditional four squares block

Repeat these steps to make a total of four flying geese units.

Once done, its time to assemble the block.

Lay the corner units first, then the flying geese units, as shown in the image below.

Assembling the traditional four squares quilt block

From here, the block goes like a nine-patch block.

Sew them into three rows, then sew these rows together to complete the block.

Press the seams away from the flying geese units once sewn.

The Traditional Four Squares Quilt Block Tutorial