For grown-ups

What your child practices

BlockTots builds early spatial reasoning for ages 3–5 — how shapes turn, fit, and stack together. Spatial skill is one of the strongest foundations for later STEM learning, it appears very early, and it grows with playful practice. (We build the spatial skill itself; we don't make math claims.)

• Turn to Fit — turn an arrow to point the same way as the target (mental rotation; the arrow's head makes each turn easy to tell apart).
• Build It Whole — see which shape two pieces make when put together (composition).
• Over, Under, Inside — find the ball over, under, inside, or beside the box (spatial words).
• Copy the Build — pick the block stack that matches, from the bottom up (building).

Made for little ones

Spindle reads everything aloud, buttons are big, and there is no timer and no "wrong" — a tricky one gets a warm "let's turn it and see", and every round ends with encouragement. Lovely to play side by side.

Our privacy promise

BlockTots Play is free, works offline, and collects nothing. No accounts, no ads, no tracking; your child's level + streak live only in this browser.