Think It Through Learning Tiles Spelling SetFor use with the #3090 THINK IT THROUGH Learning Tiles Case (sold separately). Improve early spelling skills with 50 progressive self checking Spelling Activities. Follows synthetic phonics progression. Includes two sets of 25 activity cards. Set 1 with Sid the Shark 3 Levels. Skills: Spelling patterns, Letter blends, Tricky words. Level 1 (Cards 1 8): Covers letters s, a, t, p, I, n, m, d, g, o, c, k, ck, e, u, r, h, b, f, ff, l, ll, ss. Level 2