Challenge words are: gas, pig, peg, gap, egg, get, dig, rag, drag, snag, grip, gran, grin, grand, grandad, spaghetti, top, pop, pot, pod, on, cot, cod, cost, hot, hop, rot, rod, odd, dog, dot, god, got, rock, pond, sock, spot, stop, trod, trot, drop, ticktock, cannot, cross, omic, dragon, nonsense, second, parrot, pocket, rocket, carrot, cotton, correct, haddock, across, up, us, sun, nut, cup, cut, hum, gum, tug, hug, mug, mud, rug, run, pup, dug, hut, mum, dust, dump, duck, tuck, hump, pump, mumps, hunt, must, suck, gust, rust, tusk, drum, truck, stuck, scrub, snug, trust, crust, upset, suntan, hiccup, pumpkin, undress, unpack, eggcup, grunt, drunk, upon, trunk, trumpet, puppet, lap, lit, let, leg, log, pal, lip, led, lot, lid, lad, lips, lick, luck, lass, lump, lend, less, lock, ill, pill, kill, hill, tell, mill, sell, doll, dull, gull, silk, sulk, tilt, lost, help, held, list, melt, milk, limp, still, clap, clip, click, clock, plan, plug, plum, glum, glad, slug, slid, slim, slip, slit, slot, skill, skull, slam, slap, smell, split, spell, spelt, spill, slept, plump, grill, lipstick, adult, lollipop, plastic, plimsolls, solid, splendid, until, unless, unplug, unlock, old, sold, hold, cold, told, gold, roll, petrol, tunnel, lemon, electric, gallop, animal, elastic, kennel, lesson, milkman, melon, salad, tinsel, carol, collect, candle, cuddle, ankle, giggle, rattle, handle, apple, kettle, little, imple, sprinkle, middle, muddle, paddle, pebble, prickles, puddle, saddle, struggle, tackle, tickle, uncle, if, fat, fin, fun, fog, elf, fan, fit, fed, off, fell, fill, fuss, huff, sniff, soft, lift, loft, fist, felt, film, fact, fond, gift, left, puff, cliff, tiff, fluff, flag, flat, flick, frog, flap, gruff, frock, frost, from, traffic, fantastic, golf, fold, forest, daffodil, infant, difficult, gorilla, bad, bat, bib, bag, rub, bit, bin, pub, cub, bed, bud, bug, big, bet, bun, beg, rob, bill, back, bell, boss, belt, bump, bend, best, bulb, grab, grab, grub, club, black, blend, brick, block, blond, rabbit, robin, dustbin, habit, bold, bottom, blossom, bucket, blanket, bunk, blink, problem, ribbon, button, umbrella, bottle, bubble, buckle, grumble, horrible, nibble, scribble, tumble, terrible, tremble