Does it need a box spring?

No. The frame includes slats, so a twin mattress sits directly on them.

Is the frame solid pine?

The frame is pine wood, but the panels are engineered wood rather than solid pine throughout.

The guardrail runs along the open side of the bed to keep a child from rolling out.

It takes a standard twin mattress, sold separately.

It is a twin bed rated for a child's room; an adult can sleep in it, but the guardrail is aimed at kids.

The two drawers are part of the bed and roll out from under the platform.

6 stores we checked sell it, including Wayfair, eBay, Alpine Outlets, Bed Bath & Beyond, Kohl's.

At Wayfair, for $289.99, 15% under what the other stores charge, as of our latest check.

$289.99at WayfairChecked 2 h ago

15% under what the other stores charge

Compared across 6 stores. Prices are checked against each store and labelled with when.

It checks today's price at every store, compares the alternatives and answers in about a minute.